{"title":"POTS Telephone fiber converters","description":"POTS telephone over a fiber extenders, rj11 phone fiber converters, singlemode single fiber up to 20Km. work with PBX machine. 1\/2\/4\/8\/16 channel tel unidirectional and  1\/2\/4\/8 bidirectional POTS is optional. ST\/FC\/LC\/SC fiber interface is optional. Custom made ,OEM is acceptable.","products":[{"product_id":"2-port-pots-telephone-and-100mbps-ethernet-over-fiber-converters-1-set-2-phone-lines-pots-over-fiber-optic-single-mode-20km-and-multimode-500m-support-called-id-ring-and-fax","title":"POTS Telephone and 100Mbps Ethernet over Fiber Converters 1 Set - PBX Phone Lines POTS Over Fiber Optic,Single Mode 20Km and Multimode 500m, Support Called id, Ring and Fax","description":"\u003cp\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/li\u003e\n\u003cli\u003eExtend your POTS Phones and Network: 2\/4\/8 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/li\u003e\n\u003cli\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/li\u003e\n\u003cli\u003eNo Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines\u003c\/li\u003e\n\u003cli\u003eSimple to Install,Plug and Play,No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet \u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/04_6aebebe4-1a01-4838-a697-ea4b3eee4aca_600x600.jpg?v=1711115827\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/06_65ba7d4e-d27a-4794-a75f-f5dd546d00d8.jpg?v=1776307086\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_d45ff788-6f03-4906-b349-bff6e8c52e18.jpg?v=1776307086\" alt=\"\"\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eif you're running single mode fiber, work immediately without any fussing. if you're running multi mode fiber ,Please make sure your multi fiber is in good condition, As regular multi mode fiber have larger loss compared with single-mode fiber.If your multi mode fiber has a big loss, it may cause some noise\/hum issue, or caused shorter transmission distance, . Please minimize your fiber optic attenuation as much as possible by re-splicing the place between fiber connector and fiber etc. The multi mode fiber attenuation allowable range required is within -1.5dB for 500meters.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eRate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003c\/li\u003e\n\u003cli\u003eActual transmission bandwidth: 50Mbps per network port\u003c\/li\u003e\n\u003cli\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.Working voltage AC100~240V, DC5V \u003c\/p\u003e\n\u003cp\u003e2. Weight: 0.8kg\/set (2 ports)\u003c\/p\u003e\n\u003cp\u003e3. Size: 120x115x25mm (HxWxH)\u003c\/p\u003e\n\u003cp\u003e4. US\/EU\/UK\/AU power supply standard is optional.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Telephone fiber Transmitter\u003c\/li\u003e\n\u003cli\u003e1x Telephone fiber Receiver\u003c\/li\u003e\n\u003cli\u003e1x FREE 3M SC\/SC singlemode fiber patch cord.\u003c\/li\u003e\n\u003cli\u003e2 x US power supply adapters\u003c\/li\u003e\n\u003cli\u003e1 x Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/08_c5864d81-e236-4690-be6b-12a1bfc0e4ee_600x600.jpg?v=1711115826\" alt=\"\" style=\"float: none;\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Primeda-telecom","offers":[{"title":"2 port Tel with 100M Ethernet","offer_id":40949767012433,"sku":"PMD-PCM2CH-E","price":56.0,"currency_code":"USD","in_stock":true},{"title":"4 port Tel with 100M Ethernet","offer_id":40949767045201,"sku":"PMD-PCM4CH-E","price":68.0,"currency_code":"USD","in_stock":true},{"title":"8 port Tel with 100M Ethernet","offer_id":40949767077969,"sku":"PMD-PCM8CH-E","price":108.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/02_d3c04cc5-67bc-46a1-9977-9fe7a47a8e69.jpg?v=1711115827"},{"product_id":"2-port-telephone-and-100mbps-ethernet-over-fiber-converters-1-set-2-phone-lines-pots-over-fiber-optic-st-interface-single-mode-20km-and-multimode-500m-support-called-id-ring-and-fax","title":"2 Port Telephone and 100Mbps Ethernet Over Fiber Converters 1 Set - 2 Phone Lines POTS Over Fiber Optic, ST interface ,Single Mode 20Km and Multimode 500m, Support Called id, Ring and Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles). Optical interface: ST\u003c\/li\u003e\n\u003cli\u003eExtend your POTS Phones and Network: 2 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/li\u003e\n\u003cli\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/li\u003e\n\u003cli\u003eNo Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines\u003c\/li\u003e\n\u003cli\u003eSimple to Install,Plug and Play,No setup or configuration needed, ST connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/06_1f1a22ed-2c69-4aaa-a222-2e6710879875_600x600.jpg?v=1711442472\"\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003eif you're running single mode fiber, work immediately without any fussing. if you're running multi mode fiber ,Please make sure your multi fiber is in good condition, As regular multi mode fiber have larger loss compared with single-mode fiber.If your multi mode fiber has a big loss, it may cause some noise\/hum issue, or caused shorter transmission distance, . Please minimize your fiber optic attenuation as much as possible by re-splicing the place between fiber connector and fiber etc. The multi mode fiber attenuation allowable range required is within -1.5dB for 500meters.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003cbr data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003cbr data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003cbr data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003cbr data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003cbr data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003cbr data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003cbr data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003cbr data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003cbr data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003cbr data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003cbr data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003cbr data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003cbr data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003cbr data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003cbr data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003cbr data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003cbr data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003cbr data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e1. Rate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003cbr data-mce-fragment=\"1\"\u003e2. Actual transmission bandwidth: 50Mbps per network port\u003cbr data-mce-fragment=\"1\"\u003e3. Protocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003cbr data-mce-fragment=\"1\"\u003e4. Physical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V, DC5V \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2. Weight: 0.8kg\/set (2 ports)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3. Size: 120x115x25mm (HxWxH)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4. US\/EU\/UK\/AU power supply standard is optional.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e1x Telephone Transmitter\u003cbr data-mce-fragment=\"1\"\u003e1x Telephone Receiver\u003cbr data-mce-fragment=\"1\"\u003e1x 3M ST-ST singlemode fiber patch cord.\u003cbr data-mce-fragment=\"1\"\u003e2 x US power supply adapters\u003cbr data-mce-fragment=\"1\"\u003e1 x Manual\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e","brand":"Primeda-telecom","offers":[{"title":"Default Title","offer_id":40967124844625,"sku":"PMD-PCM2CH-E-ST","price":58.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/02_47eee2db-6300-4370-96e4-1b6835d08567.jpg?v=1711442429"},{"product_id":"pots-rj11-telephone-and-gigabit-ethernet-over-fiber-media-converters-pots-phone-pcm-voice-over-fiber-optic-sc-optical-transceiver-singlemode-20km-multimode-500m","title":"POTS RJ11 Telephone and Gigabit Ethernet over Fiber media converters - Pots Phone PCM Voice Over Fiber Optic,SC optical transceiver ,Singlemode 20Km Multimode 500m","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eExtend PCM Voice Telephones and Network signal: 2\/4 Independent telephone lines + 1 Gigabit Ethernet (100\/1000 Mbit\/s) port through same fiber optic cable to far end. Suitable for Both Fiber Types (Single-mode and multimode). Single-mode fiber for a long distance up to 20 km(12miles), Multimode fiber for a distance up to 500m(0.31miles)\u003c\/li\u003e\n\u003cli\u003eSupport Called id, Ring and Fax function, No Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines.\u003c\/li\u003e\n\u003cli\u003eWith our Telephone over Fiber optic Extender you can get faster speeds, less signal degradation, longer distance data transfer, better reliability, and more flexibility. Using a fiber optic cable can decrease costs over time because of the durability and reliability of the fiber cables. Fiber optic cables carry a low rate of bit error due to the fiber being highly resistant to electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eLEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system.\u003c\/li\u003e\n\u003cli\u003eSimple to Install, Plug and Play, No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #f31b1b;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #f31b1b;\"\u003e\u003cstrong\u003e2 channel Telephone with Gigabit ethernet: \u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/007_862af25e-e306-43cc-bd56-58804d547d5c_600x600.jpg?v=1711504925\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/006_bb1d4627-4438-4423-b987-b5f45b4787b4_600x600.jpg?v=1711504924\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/006_bb1d4627-4438-4423-b987-b5f45b4787b4.jpg?v=1711504924\"\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #f31b1b;\"\u003e\u003cstrong\u003e4 channel Telephone with Gigabit ethernet: \u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/008_72a463b4-f6cb-48f2-8fd0-55249feca976_600x600.jpg?v=1711505008\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/005_f17bfc1e-7ed7-4d82-99b5-9be8fa70d4af_600x600.jpg?v=1711505008\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/005_f17bfc1e-7ed7-4d82-99b5-9be8fa70d4af.jpg?v=1711505008\"\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003ePhone RJ11 port specifications:\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRate: 10\/100M\/1000Mbps, full duplex, half duplex fully adaptive\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V, DC5V\/2A.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.US\/EU\/UK\/AU power supply adapter is available.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Telephone over fiber Transmitter\u003c\/li\u003e\n\u003cli\u003e1x Telephone over fiber Receiver\u003c\/li\u003e\n\u003cli\u003e1x 3M SC\/SC single-mode fiber patch cord.\u003c\/li\u003e\n\u003cli\u003e2 x External power supply adapters\u003c\/li\u003e\n\u003cli\u003e1 x Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Primeda-telecom","offers":[{"title":"2 Tel+1 Gig Ethernet","offer_id":40972432736337,"sku":"PMD-PCM2CH-1GE","price":78.0,"currency_code":"USD","in_stock":true},{"title":"4 Tel+1 Gig Ethernet","offer_id":40972432769105,"sku":"PMD-PCM4CH-1GE","price":86.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/001_8b87dbce-9ed2-4970-ad33-d74eb3c7318c.jpg?v=1711504738"},{"product_id":"16-pots-telephones-and-ethernet-over-fiber-extenders-1-set-phone-lines-pots-over-fiber-optic-converter-single-mode-20km-and-multimode-500m-support-called-id-ring-and-fax","title":"16 POTS Telephones and Ethernet over Fiber Extenders 1 Set - Phone Lines POTS Over Fiber Optic converter,Single Mode 20Km And Multimode 500m, Support Called Id, Ring And Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExtend your POTS Phones and Network: 16 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNo Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSimple to Install,Plug and Play,No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/00_d2938c79-0bee-4f40-97e6-1d91b138fa39_600x600.jpg?v=1711505727\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/08_1ffc80f6-8637-4794-8c7b-6d4853f3f7d8.jpg?v=1711505727\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/08_1ffc80f6-8637-4794-8c7b-6d4853f3f7d8.jpg?v=1711505727\"\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eif you're running single mode fiber, work immediately without any fussing. if you're running multi mode fiber ,Please make sure your multi fiber is in good condition, As regular multi mode fiber have larger loss compared with single-mode fiber.If your multi mode fiber has a big loss, it may cause some noise\/hum issue, or caused shorter transmission distance, . Please minimize your fiber optic attenuation as much as possible by re-splicing the place between fiber connector and fiber etc. The multi mode fiber attenuation allowable range required is within -1.5dB for 500meters.\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eActual transmission bandwidth: 50Mbps per network port\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V, DC5V \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2. Weight: 4.5kg\/set\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3. Size: 485x115x45mm (HxWxH)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4. US\/EU\/UK\/AU power supply standard is optional.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Telephone fiber Transmitter\u003c\/li\u003e\n\u003cli\u003e1x Telephone fiber Receiver\u003c\/li\u003e\n\u003cli\u003e1x FREE 3M singlemode fiber patch cord.\u003c\/li\u003e\n\u003cli\u003e2 x US power supply adapters\u003c\/li\u003e\n\u003cli\u003e1 x Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Primeda-telecom","offers":[{"title":"with SC interface","offer_id":40972443713617,"sku":"PMD-PCM16CH-1E-SC","price":226.0,"currency_code":"USD","in_stock":true},{"title":"with FC interface","offer_id":40972443746385,"sku":"PMD-PCM16CH-1E-FC","price":229.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/00_d2938c79-0bee-4f40-97e6-1d91b138fa39.jpg?v=1711505727"},{"product_id":"32-port-pots-telephones-100m-ethernet-to-fiber-extenders-1-set-pbx-phone-lines-pots-over-fiber-optic-converter-single-mode-20km-and-multimode-500m-support-called-id-ring-and-fax","title":"32 port Pots Telephones 100M Ethernet to Fiber Extenders 1 Set - PBX Phone Lines POTS Over Fiber Optic Converter,Single Mode 20Km And Multimode 500m, Support Called Id, Ring And Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExtend your POTS Phones and Network: 32 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNo Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSimple to Install,Plug and Play,No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_9d4d6b03-77d1-4244-8122-00ec78543b73_600x600.jpg?v=1711506320\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/10_da3fb4c2-a20a-4a04-bc75-e31255699b17.jpg?v=1711506319\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/10_da3fb4c2-a20a-4a04-bc75-e31255699b17.jpg?v=1711506319\"\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eif you're running single mode fiber, work immediately without any fussing. if you're running multi mode fiber ,Please make sure your multi fiber is in good condition, As regular multi mode fiber have larger loss compared with single-mode fiber.If your multi mode fiber has a big loss, it may cause some noise\/hum issue, or caused shorter transmission distance, . Please minimize your fiber optic attenuation as much as possible by re-splicing the place between fiber connector and fiber etc. The multi mode fiber attenuation allowable range required is within -1.5dB for 500meters.\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eActual transmission bandwidth: 50Mbps per network port\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V, DC5V \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2. Weight: 5kg\/set\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3. Size: 485x135x55mm (HxWxH)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4. US\/EU\/UK\/AU power supply standard is optional.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Telephone fiber Transmitter\u003c\/li\u003e\n\u003cli\u003e1x Telephone fiber Receiver\u003c\/li\u003e\n\u003cli\u003e1x FREE 3M SC\/SC singlemode fiber patch cord.\u003c\/li\u003e\n\u003cli\u003e2 x US power supply adapters\u003c\/li\u003e\n\u003cli\u003e1 x Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Primeda-telecom","offers":[{"title":"with SC interface","offer_id":40972453970001,"sku":"PMD-PCM32CH-1E-SC","price":368.0,"currency_code":"USD","in_stock":true},{"title":"with FC interface","offer_id":40972454002769,"sku":"PMD-PCM32CH-1E-FC","price":368.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_70c0290a-2b91-4e87-8184-b9427bac2de3.jpg?v=1711506367"},{"product_id":"24-port-pots-telephones-and-100m-ethernet-over-fiber-extenders-1-set-phone-lines-pots-over-fiber-optic-converter-single-mode-20km-and-multimode-500m-support-called-id-ring-and-fax","title":"24 port POTS Telephones And 100M Ethernet Over Fiber Extenders 1 Set - Phone Lines POTS Over Fiber Optic Converter,Single Mode 20Km And Multimode 500m, Support Called Id, Ring And Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExtend your POTS Phones and Network: 24 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNo Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSimple to Install,Plug and Play,No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V, DC5V \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2. Weight: 5kg\/set\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3. Size: 485x135x55mm (HxWxH)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4. US\/EU\/UK\/AU power supply standard is optional.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Telephone fiber Transmitter\u003c\/li\u003e\n\u003cli\u003e1x Telephone fiber Receiver\u003c\/li\u003e\n\u003cli\u003e1x FREE 3M singlemode fiber patch cord.\u003c\/li\u003e\n\u003cli\u003e2 x power supply adapters\u003c\/li\u003e\n\u003cli\u003e1 x Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Primeda-telecom","offers":[{"title":"with SC interface","offer_id":40972471697489,"sku":"PMD-PCM24CH-1E-SC","price":339.0,"currency_code":"USD","in_stock":true},{"title":"with FC interface","offer_id":40972471730257,"sku":"PMD-PCM24CH-1E-FC","price":339.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/24ports.jpg?v=1711506934"},{"product_id":"48-port-pots-telephones-and-100m-ethernet-over-fiber-extenders-1-set-phone-lines-pots-over-fiber-optic-converter-single-mode-20km-and-multimode-500m-support-called-id-ring-and-fax","title":"48 Port POTS Telephones And 100M Ethernet Over Fiber Extenders 1 Set - Phone Lines POTS Over Fiber Optic Converter,Single Mode 20Km And Multimode 500m, Support Called Id, Ring And Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExtend your POTS Phones and Network: 48 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNo Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSimple to Install,Plug and Play,No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eif you're running single mode fiber, work immediately without any fussing. if you're running multi mode fiber ,Please make sure your multi fiber is in good condition, As regular multi mode fiber have larger loss compared with single-mode fiber.If your multi mode fiber has a big loss, it may cause some noise\/hum issue, or caused shorter transmission distance, . Please minimize your fiber optic attenuation as much as possible by re-splicing the place between fiber connector and fiber etc. The multi mode fiber attenuation allowable range required is within -1.5dB for 500meters.\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eActual transmission bandwidth: 50Mbps per network port\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2. Weight: 8kg\/set\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.US\/EU\/UK\/AU power supply adapter is optional.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Telephone fiber Transmitter\u003c\/li\u003e\n\u003cli\u003e1x Telephone fiber Receiver\u003c\/li\u003e\n\u003cli\u003e1x FREE 3M singlemode fiber patch cord.\u003c\/li\u003e\n\u003cli\u003e2 x power cable\u003c\/li\u003e\n\u003cli\u003e1 x Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Primeda-telecom","offers":[{"title":"with FC interface","offer_id":40972500467793,"sku":"PMD-PCM48CH-1E-FC","price":690.0,"currency_code":"USD","in_stock":true},{"title":"with SC interface","offer_id":40972500435025,"sku":"PMD-PCM48CH-1E-SC","price":690.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_9fb0bf6a-3130-415a-801a-0dd2b8e62a19.jpg?v=1711507788"},{"product_id":"64-port-pots-telephones-100m-ethernet-to-fiber-extenders-1-set-pbx-phone-lines-pots-over-fiber-optic-converter-single-mode-20km-and-multimode-500m-support-called-id-ring-and-fax","title":"64 Port Pots Telephones 100M Ethernet To Fiber Extenders 1 Set - PBX Phone Lines POTS Over Fiber Optic Converter,Single Mode 20Km And Multimode 500m, Support Called Id, Ring And Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExtend your POTS Phones and Network: 64 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNo Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSimple to Install,Plug and Play,No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/07_a3de52f2-6c96-4ad2-9ed0-809ffc405899_600x600.jpg?v=1711508540\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_7a446eff-4465-41ae-8a6e-45aef3f090b4.jpg?v=1711508541\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_7a446eff-4465-41ae-8a6e-45aef3f090b4.jpg?v=1711508541\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shopify-section\" id=\"shopify-section-template--15749037719633__main\"\u003e\n\u003cdiv data-image-opo=\"\" data-has-combo=\"false\" id=\"ProductSection-template--15749037719633__main\" data-section-type=\"product\" data-section-id=\"template--15749037719633__main\" class=\"product-details product-default\"\u003e\n\u003cdiv class=\"productView-bottom\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"tabs-contents tabs-contents-horizontal clearfix halo-text-format\"\u003e\n\u003cdiv id=\"tab-description\" class=\"tab-content is-active\"\u003e\n\u003cdiv data-product-description-7293753426001=\"\" id=\"tab-description-mobile\" class=\"toggle-content is-active show-mobile\" product-description-tab=\"\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eif you're running single mode fiber, work immediately without any fussing. if you're running multi mode fiber ,Please make sure your multi fiber is in good condition, As regular multi mode fiber have larger loss compared with single-mode fiber.If your multi mode fiber has a big loss, it may cause some noise\/hum issue, or caused shorter transmission distance, . Please minimize your fiber optic attenuation as much as possible by re-splicing the place between fiber connector and fiber etc. The multi mode fiber attenuation allowable range required is within -1.5dB for 500meters.\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eActual transmission bandwidth: 50Mbps per network port\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2. Weight: 10kg\/set\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3. Size: 485x270x87mm (HxWxH)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4. US\/EU\/UK\/AU power supply standard is optional.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Telephone fiber Transmitter\u003c\/li\u003e\n\u003cli\u003e1x Telephone fiber Receiver\u003c\/li\u003e\n\u003cli\u003e1x FREE 3M SC\/SC singlemode fiber patch cord.\u003c\/li\u003e\n\u003cli\u003e2 x power cable\u003c\/li\u003e\n\u003cli\u003e1 x Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shopify-section halo-product-block-sections\" id=\"shopify-section-template--15749037719633__product-recommendations\"\u003e\n\u003cdiv data-recommendations-block=\"\" data-swipe=\"false\" data-image-ratio=\"\" data-url=\"\/recommendations\/products?section_id=template--15749037719633__product-recommendations\u0026amp;product_id=7293753426001\u0026amp;limit=6\" data-layout=\"slider\" data-limit=\"6\" id=\"halo-recommendations-block-template--15749037719633__product-recommendations\" class=\"halo-block halo-product-block halo-recommendations-block section-block-template--15749037719633__product-recommendations\" sectionid=\"template--15749037719633__product-recommendations\"\u003e\n\u003cdiv class=\"wrapper-container container\"\u003e\n\u003cdiv class=\"halo-block-header text-center block-title--style1\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"halo-block-content\"\u003e\n\u003cdiv data-item-arrows-mb=\"false\" data-item-arrows=\"true\" data-item-dots-mb=\"true\" data-item-dots=\"false\" data-item-to-show=\"4\" class=\"products-carousel column-4 slick-initialized slick-slider\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Primeda-telecom","offers":[{"title":"with FC interface","offer_id":40972518162513,"sku":"PMD-PCM64CH-1E-FC","price":790.0,"currency_code":"USD","in_stock":true},{"title":"with SC interface","offer_id":40972518195281,"sku":"PMD-PCM64CH-1E-SC","price":790.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_18af8d48-d9d6-4b8c-a100-c5a28483a2e1.jpg?v=1711508540"},{"product_id":"128-channel-pots-telephones-and-ethernet-over-fiber-extenders-1-set-pbx-phone-lines-pots-over-fiber-optic-converter-single-mode-20km-and-multimode-500m-support-called-id-ring-and-fax","title":"128 channel POTS Telephones and Ethernet over Fiber Extenders 1 Set - PBX Phone Lines POTS Over Fiber Optic Converter,Single Mode 20Km And Multimode 500m, Support Called Id, Ring And Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExtend your POTS Phones and Network: 128 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNo Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSimple to Install,Plug and Play,No setup or configuration needed, FC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_cf10b846-1f8d-4a20-b169-a4f5f55aae93_600x600.jpg?v=1711509667\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/08_261c2fa4-8869-4e04-acf2-7c81ea1c473f.jpg?v=1711509667\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/08_261c2fa4-8869-4e04-acf2-7c81ea1c473f.jpg?v=1711509667\"\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eif you're running single mode fiber, work immediately without any fussing. if you're running multi mode fiber ,Please make sure your multi fiber is in good condition, As regular multi mode fiber have larger loss compared with single-mode fiber.If your multi mode fiber has a big loss, it may cause some noise\/hum issue, or caused shorter transmission distance, . Please minimize your fiber optic attenuation as much as possible by re-splicing the place between fiber connector and fiber etc. The multi mode fiber attenuation allowable range required is within -1.5dB for 500meters.\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eActual transmission bandwidth: 50Mbps per network port\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2. Weight: 14kg\/set\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3. Size: 485x245x180mm (HxWxH)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4. US\/EU\/UK\/AU power supply standard is optional.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Telephone fiber Transmitter\u003c\/li\u003e\n\u003cli\u003e1x Telephone fiber Receiver\u003c\/li\u003e\n\u003cli\u003e1x FREE 3M FC-FC singlemode fiber patch cord.\u003c\/li\u003e\n\u003cli\u003e2 x power cable\u003c\/li\u003e\n\u003cli\u003e1 x Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Primeda-telecom","offers":[{"title":"Default Title","offer_id":40972538085457,"sku":"PMD-PCM128CH-1E-FC","price":2499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_3777b899-9045-4170-a025-3a7ef8fdaeed.jpg?v=1711509518"},{"product_id":"pots-rj11-telephone-over-fiber-optic-converters-gigabit-ethernet-rj45-over-fiber-extender-1-set-sc-singlemode-20km-and-multimode-500m","title":"POTS RJ11 Telephone Over Fiber Optic Converters, Gigabit Ethernet RJ45 over Fiber extender 1 Set- SC Singlemode 20Km and Multimode 500m","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe phone over fiber extenders can offer a low-cost solution for extending limited reach POTS telephone lines to fiber optical distances of over 12.4 miles using Single Mode (SM) type optical fibers and 0.31 miles using Multimode (MM) fibers. Besides extending POTS telephone lines over the same fiber, these extenders also can carry 2 Gigabit Autosensing Ethernet RJ-45 network port by same fiber cable, which offers even more effective re-use of fiber cables.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eEven more importantly, – besides the extension, which more often than not, happens outdoors, Our Phone over Fiber extenders solves the problem of lighting protection for your home. Lengthy copper cables, installed outdoors, are prone to attracting lightning, and this can damage electrical equipment in your homes.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eExtend Telephones and Network: optional 2\/4\/8 Independent telephone lines + 2 Gigabit Ethernet (10\/100\/1000 Mbit\/s) Autosensing port over fiber optic to far end. Gigabit Ethernet connection will over SAME fiber optic along with phones.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eSuitable for Both Fiber Types (Single-mode and multimode). Single-mode (SM) fiber for a long distance up to 20 km(12.4miles), Multimode (MM) fiber for a distance up to 500m(0.31miles)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eSupport Called id \u0026amp; Ring, even Fax Supported. No Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eSimple to Install, Plug and Play, No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eLEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_47f0d0eb-17b9-4c77-a8d3-2a2aff19f6fa_600x600.jpg?v=1711523974\"\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003ePhone RJ11 port specifications:\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRate: 100M\/1000Mbps, full duplex, half duplex fully adaptive\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V, DC5V\/2A.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.US\/EU\/UK\/AU power supply adapter is available.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3. Weight: 1.5Kg\/set\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4. Size: 185x104x27mm(HxWxH)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1x Telephone over fiber Transmitter\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1x Telephone over fiber Receiver\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1x FREE 3M SC\/SC SM fiber patch cord.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2 x External power supply adapters\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1 x Manual\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/04_90a81be9-9e35-4867-b74a-d411ab8e3312_600x600.jpg?v=1711523972\"\u003e\u003c\/div\u003e","brand":"Primeda-telecom","offers":[{"title":"2 Tel+2 gigabit ethernet","offer_id":40974149943377,"sku":"PMD-PCM2CH-2GE","price":116.0,"currency_code":"USD","in_stock":true},{"title":"4 Tel+2 gigabit ethernet","offer_id":40974149976145,"sku":"PMD-PCM4CH-2GE","price":139.0,"currency_code":"USD","in_stock":true},{"title":"8 Tel+2 gigabit ethernet","offer_id":40974150008913,"sku":"PMD-PCM8CH-2GE","price":152.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_cfedb97c-cc8d-43df-8c37-dc29bcdf7334.jpg?v=1711523714"},{"product_id":"multifuctional-pots-rj11-telephone-phone-and-4-independent-gigabit-ethernet-over-a-fiber-optic-converter-extender-sc-fiber-interface-singlemode-20km-and-multimode-500m","title":"Multifuctional POTS RJ11 Telephone Phone and 4 Independent Gigabit Ethernet Over a Fiber Optic Converter Extender,SC fiber interface,Singlemode 20Km and Multimode 500m","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe phone over fiber extenders can offer a low-cost solution for extending limited reach POTS telephone lines to fiber optical distances of over 12.4 miles using Single Mode (SM) type optical fibers and 0.31 miles using Multimode (MM) fibers. Besides extending telephone lines over the same fiber, these extenders also can carry 4 independent Gigabit Autosensing Ethernet RJ-45 network port by same fiber cable, which offers even more effective re-use of fiber cables.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eExtend Telephones and Network: 2\/4\/8 optional Independent telephone lines + 4 Independent Gigabit Ethernet (10\/100\/1000 Mbit\/s) Autosensing port over fiber optic to far end. Gigabit Ethernet connection will over SAME fiber optic along with 2 phones.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eSuitable for Both Fiber Types (Single-mode and multimode). Single-mode (SM) fiber for a long distance up to 20 km(12.4miles), Multimode (MM) fiber for a distance up to 500m(0.31miles)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eSupport Called id \u0026amp; Ring, even Fax Supported. No Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax \u0026amp; legacy applications that is not supported by VoIP lines.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eSimple to Install, Plug and Play, No setup or configuration needed, SC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eCompact design, Durable Metal. Bilateral heat dissipation. LEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_f5032e4e-86fb-4dcc-97c8-ac37865b7672_600x600.jpg?v=1711524738\"\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003ePhone RJ11 port specifications:\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Voice coding: PCM coding, 64Kbps per voice\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.Crosstalk attenuation: ≥65dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e3.Balanced noise: ≤63.7dBmop\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e4.Insertion loss: -3 ± 0.75dB\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e5.Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e6.Relay port (FXO): connected to the switch\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e7.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e8.Ringing voltage: 35 ~ 150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e9.Ringing frequency: 17~60HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e10.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e11.User Interface (FXS): Connect to the user's telephone\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.Two-wire AC input impedance: 200+680\/\/0.1 Ω (three components)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e13.User line loop resistance: less than 1KΩ (including phone)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e14.Ringing voltage peak-to-peak value: 110~150V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e15.Ringing frequency: 22~28HZ\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e16.Feed voltage: 28V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e17.Feed current: 20~50mA;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e18.Return loss: 20 db\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e19.Bell flow: AC90 plus or minus 15V\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e4 Independent Gigabit Ethernet Autosensing port.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRate: 10\/100M\/1000Mbps, full duplex, half duplex fully adaptive.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProtocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1.Working voltage AC100~240V, DC5V\/2A.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2.US\/EU\/UK\/AU power supply adapter is available.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1x Telephone over fiber Transmitter\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1x Telephone over fiber Receiver\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1x FREE 3M SC\/SC SM fiber patch cord.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e2 x External power supply adapters\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1 x Manual\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e","brand":"Primeda-telecom","offers":[{"title":"2 Tel+4 gigabit ethernet","offer_id":40974208565329,"sku":"PMD-PCM2CH-4GE","price":126.0,"currency_code":"USD","in_stock":true},{"title":"4 Tel+4 gigabit ethernet","offer_id":40974208598097,"sku":"PMD-PCM4CH-4GE","price":152.0,"currency_code":"USD","in_stock":true},{"title":"8 Tel+4 gigabit ethernet","offer_id":40974208630865,"sku":"PMD-PCM8CH-4GE","price":208.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_9c221d73-39d1-449d-b3f7-22912cd82fcf.jpg?v=1711524738"},{"product_id":"2-port-pots-telephones-and-network-extender-over-fiber-optic-a-set-uncompressed-professional-phone-fiber-converter-st-optical-transceiver-singlemode-20km-multimode-500m-support-called-id-ring-and-fax","title":"2 Port POTS Telephones and Network Extender over Fiber optic A set, Uncompressed Professional Phone Fiber Converter, ST optical transceiver, Singlemode 20Km Multimode 500M ,Support Called id, Ring and Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eExtend POTS Telephones and Network signal by fiber: 2 Independent POTS telephone lines and 1 10\/100 Mbit\/s Ethernet port over same fiber optic cable to remote end.\u003c\/li\u003e\n\u003cli\u003eSuitable for Both Fiber Types (Single-mode and multimode). Single-mode fiber distance up to 20 km(12.4 miles), Multimode fiber distance up to 500m(0.31 miles).\u003c\/li\u003e\n\u003cli\u003eUncompressed and No Delay Transmission and Protocol Support, High fidelity speech. Support Called id, Ring and Fax function\u003c\/li\u003e\n\u003cli\u003eProfessional High Quality \u0026amp; Excellent performance, Voice quality is clear and stable. Widely used in government units, electric power, public security, military, civil aviation, maritime, mining, highway and other college networks or public networks.  \u003c\/li\u003e\n\u003cli\u003eLEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system.\u003c\/li\u003e\n\u003cli\u003ePlug and play,No need to set up.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/04_8b7f0924-aa75-4d1a-b418-e1039014fc99_600x600.jpg?v=1713179520\" alt=\"\" style=\"float: none;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/06_5b597ae2-a4e4-4600-9d6a-1fd9d14bc48f.jpg?v=1713179520\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/06_5b597ae2-a4e4-4600-9d6a-1fd9d14bc48f.jpg?v=1713179520\" data-mce-fragment=\"1\"\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eRing current voltage: 150 VRMS\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eRinging voltage: typical 75V, 90Vmax,\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eRinging frequency: 17~60HZ\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eTwo-wire input impedance:200R+680R\/\/0.1uF (adjustable to 600 Ω)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eReturn loss: 20 db\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eIdle channel noise :75 Db\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eCommon mode rejection ratio：CMRR 60-70\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eUser Interface (FXS): Connect to the user's telephone\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eEthernet RJ45 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRate: 10M\/100M, full duplex, half duplex fully adaptive\u003c\/p\u003e\n\u003cp\u003eProtocol:\u003c\/p\u003e\n\u003cp\u003eIEEE802.3 10Base-T Ethernet , IEEE802.3u.\u003c\/p\u003e\n\u003cp\u003e100Base-TX\/FX Fast Ethernet , IEEE802.3x Flow control ,\u003c\/p\u003e\n\u003cp\u003eIEEE802.1q VLAN,IEEE802.1p Qos,IEEE802.1d Spanning Tree\u003c\/p\u003e\n\u003cp\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\u003c\/ul\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e Suitable working voltage AC100~240V, DC5V\/2A.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e US\/EU\/UK\/AUstandardpower supply adaptor is optional.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eOther index\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eWorking temperature -20°C ~70°C\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eStorage temperature -40°C ~85°C\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eMTBF \u0026gt;100,000hours\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eProduct size: 104*104*28mm(LxWxH)\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eWeight: 0.8Kg\/set\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e 1x 2portPOTS telephone Transmitter\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e 1x 2port POTStelephone Receiver\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e 2xExternal power adapter\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e User Manual\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e","brand":"Primeda-telecom","offers":[{"title":"Default Title","offer_id":41180614721617,"sku":"PMD-2TEL-E-ST","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/03_24ce5244-5a38-4d62-8184-5b7e1f22ecb4.jpg?v=1713179365"},{"product_id":"2-port-pots-telephones-extender-over-fiber-uncompressed-professional-quality-pcm-landline-phone-fiber-converter-st-optical-transceiver-singlemode-20km-multimode-500m-a-set-support-called-id-ring-and-fax","title":"2 Port POTS Telephones Extender over Fiber - Uncompressed Professional Quality PCM Landline Phone Fiber Converter, ST optical transceiver, Singlemode 20Km Multimode 500M -A set Support Called id, Ring and Fax","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eExtend POTS Telephones signal by fiber: 2 Independent POTS telephone lines over single fiber optic cable to remote end. Suitable for Both Fiber Types (Single-mode and multimode). Single-mode fiber distance up to 20 km(12.4 miles), Multimode fiber distance up to 500m(0.31 miles).\u003c\/li\u003e\n\u003cli\u003eUncompressed and No Delay Transmission and Protocol Support, High fidelity speech. Support Called id, Ring and Fax function\u003c\/li\u003e\n\u003cli\u003eProfessional High Quality \u0026amp; Excellent performance, Voice quality is clear and stable. Widely used in government units, electric power, public security, military, civil aviation, maritime, mining, highway and other college networks or public networks.  \u003c\/li\u003e\n\u003cli\u003eLEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system.\u003c\/li\u003e\n\u003cli\u003ePlug and play,No need to set up.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePhone RJ11 port specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eRing current voltage: 150 VRMS\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eRinging voltage: typical 75V, 90Vmax,\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eRinging frequency: 17~60HZ\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eTwo-wire input impedance:200R+680R\/\/0.1uF (adjustable to 600 Ω)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eReturn loss: 20 db\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eIdle channel noise :75 Db\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eCommon mode rejection ratio:CMRR 60-70\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eUser Interface (FXS): Connect to the user's telephone\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/06_f342819b-f1cd-406f-8ed2-ee0d22e9c16e_600x600.jpg?v=1713179943\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_1baeb169-6a2f-4362-9bd8-ddb8e4581855_600x600.jpg?v=1713179943\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_1baeb169-6a2f-4362-9bd8-ddb8e4581855.jpg?v=1713179943\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/07_369333f8-29ef-43d4-b5b3-46a4ecd05bf6.jpg?v=1713179943\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/07_369333f8-29ef-43d4-b5b3-46a4ecd05bf6.jpg?v=1713179943\"\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePower supply:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e Suitable working voltage AC100~240V, DC5V\/1A.\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e US\/EU\/UK\/AUstandardpower supply adaptor is optional.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eOther index\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWorking temperature -20°C ~70°C\u003c\/li\u003e\n\u003cli\u003eStorage temperature -40°C ~85°C\u003c\/li\u003e\n\u003cli\u003eMTBF \u0026gt;100,000hours\u003c\/li\u003e\n\u003cli\u003eProduct size: 104*104*28mm(LxWxH)\u003c\/li\u003e\n\u003cli\u003eWeight: 0.8Kg\/set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePackage include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003col data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e 1x 2portPOTS telephone Transmitter\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e 1x 2port POTStelephone Receiver\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e 2xExternal power adapter\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e User Manual\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e","brand":"Primeda-telecom","offers":[{"title":"Default Title","offer_id":41180632318033,"sku":"PMD-2TEL-ST","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_cffd83e9-8ca7-4c02-862d-3173f6a77311.jpg?v=1713180009"},{"product_id":"4-channel-pots-rj11-telephone-rj45-ethernet-over-fiber-optic-extenders-1-set-pbx-fxo-fxs-phone-fiber-converters-fc-singlemode-single-fiber-20km-support-called-id-ring-and-fax","title":"4 Channel POTS RJ11 Telephone RJ45 Ethernet over Fiber Optic Extenders 1 Set ,PBX FXO\/ FXS phone fiber converters FC Singlemode single fiber 20Km Support Called Id Ring And Fax","description":"\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: Calibri;\"\u003eDescription:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eThe PCM telephone Optical ASIC devices are developed by our company independently develop and produce PCM telephone service products. The device to LSI and programmable logic chip as the core, then the intersection constitute (FXS), switch port (FXO), Ethernet, and other interface PCM integrated access products.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eHigh quality design, Anti-interference ability, built-in lightning protection,long working life\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eDefualt ship single mode \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eup to \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e20Km, if need multi-mode\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003cspan style=\"font-family: Calibri;\"\u003eup to 2Km\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003cspan style=\"font-family: Calibri;\"\u003e, contact us before order.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: Calibri;\"\u003eFeature\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003e：\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eExtend your POTS Phones and Network:4 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eHigh quality design, Anti-interference ability, built-in lightning protection,long working life\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003ePlug and Play, No setup or configuration needed, very easy to use\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/02_3eb2a6b5-afbb-4aaf-8bb3-aa7ac428af0e_600x600.jpg?v=1714270837\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/08_24bb9911-3978-4015-b095-64e0b3ddfb71_600x600.jpg?v=1714270838\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/07_4712eb50-291a-4ad2-b43f-f98bc8cf1689_600x600.jpg?v=1714270837\" style=\"margin-bottom: 16px; float: none;\"\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: Calibri;\"\u003eTechnical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1. Voice Bandwidth: 8KHZ\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e2. Codec: PCM codec, each voice channel 256Kb \/ S, in line with ITU-T G.711\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e3. Signaling Control: Transparent support any in-band signaling, in line with ITU-T G.732\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e4. Interface communication terminals: ordinary telephone or PBX, PBX (PBX), a public telephone line PSTN network\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e5. Connection: point-phone hotline, telephone and switch mode\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e6. Ringing voltage: 75V, ringing frequency: 25HZ \/ 50Hz (FXS)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e7. Return loss: 40 db\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e8. Ring Detection Voltage: 35V\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e9. Ring Detection Frequency: 17HZ-60HZ\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e10. Impedance: 200\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eΩ \u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003e+ 680\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eΩ \u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003e|| 0.1\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eμ\u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003eF (FXO) ; 200\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eΩ \u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003e+ 560\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eΩ \u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003e|| 0.1\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eμ\u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003eF (FXS)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e11. Power consumption: less than 6W\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e12. Telephone Interface Type: RJ11\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e13. LAN Interface: 10 \/ 100BASE-T RJ45 connector\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e14. Fiber Interface Type: single-FC type connector\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e15. Transmission distance: single-mode 0-20KM,multimode 0-2Km (optional)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e16. Optical Line Rate: 155MHZ\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e17. Optical transmission power: not less than -14dBm\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e18. Light-receiving sensitivity: better than -36dBm\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e19. Working voltage: DC 12V 1A\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: Calibri;\"\u003ePackage include:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1x Telephone to Fiber Transmitter\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1x Telephone to Fiber Receiver\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1x 3m Free fiber patch cord\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e2 x External Power supply adapters\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1 x User manual\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Primeda-telecom","offers":[{"title":"Default Title","offer_id":41330249760849,"sku":"PGSH-PCM4CH-E","price":86.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/00_35bb544c-25ed-41fe-88a6-155bae6a1b38.jpg?v=1714270531"},{"product_id":"16-channel-pots-telephone-and-rj45-ethernet-over-fiber-optic-extenders-1-set-pbx-fxo-fxs-phone-fiber-converters-fc-singlemode-single-fiber-20km-support-called-id-ring-and-fax","title":"16 Channel POTS Telephone and RJ45 Ethernet over Fiber Optic Extenders 1 Set ,PBX FXO\/ FXS phone fiber converters FC Singlemode single fiber 20Km Support Called Id Ring And Fax","description":"\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: Calibri;\"\u003eFeature\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003e：\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eExtend your POTS Phones and Network: 16 Independent telephone lines + 1 Fast Ethernet (10\/100 Mbit\/s) port over same Single mode or Multimode fiber cable\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eUniversal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles), wavelength 1310\/1550 nm\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eYou can setup a POTS phone line and a Fax machine and extend the phone line over fiber. The fax machine connected to the receiver device was able to receive and transmit faxes on POTS lines over the fiber without issues or errors.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eHigh quality design, Anti-interference ability, built-in lightning protection,long working life\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003ePlug and Play, No setup or configuration needed, very easy to use\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/1630_600x600.jpg?v=1714271385\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/07_419acb11-269a-4460-88c0-e3673773fb64_600x600.jpg?v=1714271303\" style=\"margin-bottom: 16px; float: none;\"\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: Calibri;\"\u003eTechnical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1. Voice Bandwidth: 8KHZ\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e2. Codec: PCM codec, each voice channel 256Kb \/ S, in line with ITU-T G.711\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e3. Signaling Control: Transparent support any in-band signaling, in line with ITU-T G.732\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e4. Interface communication terminals: ordinary telephone or PBX, PBX (PBX), a public telephone line PSTN network\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e5. Connection: point-phone hotline, telephone and switch mode\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e6. Ringing voltage: 75V, ringing frequency: 25HZ \/ 50Hz (FXS)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e7. Return loss: 40 db\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e8. Ring Detection Voltage: 35V\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e9. Ring Detection Frequency: 17HZ-60HZ\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e10. Impedance: 200\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eΩ \u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003e+ 680\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eΩ \u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003e|| 0.1\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eμ\u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003eF (FXO) ; 200\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eΩ \u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003e+ 560\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eΩ \u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003e|| 0.1\u003c\/span\u003e\u003cspan style=\"font-family: 宋体;\"\u003eμ\u003c\/span\u003e\u003cspan style=\"font-family: Calibri;\"\u003eF (FXS)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e11. Power consumption: less than 6W\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e12. Telephone Interface Type: RJ11\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e13. LAN Interface: 10 \/ 100BASE-T RJ45 connector\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e14. Fiber Interface Type: single-FC type connector\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e15. Transmission distance: single-mode 0-20KM,multimode 0-2Km (optional)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e16. Optical Line Rate: 155MHZ\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e17. Optical transmission power: not less than -14dBm\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e18. Light-receiving sensitivity: better than -36dBm\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e19. Working voltage: DC 12V 1A\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: Calibri;\"\u003ePackage include:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1x Telephone to Fiber Transmitter\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1x Telephone to Fiber Receiver\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e2 x External Power supply adapters\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003e1 x User manual\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Primeda-telecom","offers":[{"title":"Default Title","offer_id":41330251694161,"sku":"PGSH-PCM16CH-E","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/00_fb6b721e-7318-4f0b-a836-1a7ea46f4143.jpg?v=1714271265"},{"product_id":"2-channels-pots-telephones-and-ethernet-over-fiber-optic-media-converters-extenders-1-set","title":"2 channels POTS Telephones and Ethernet over Fiber optic Media Converters Extenders High quality 1 set","description":"\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan style=\"font-family: 等线;\"\u003eFeature:\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eThis unit can extend \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePOTS\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003cspan style=\"font-family: 等线;\"\u003e(\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePlain\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eOld\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTelephone\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eService\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003cspan style=\"font-family: 等线;\"\u003elandline phones and\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eNetwork signal by a same fiber: 2 Independent POTS telephones lines and 1x 10\/100Mbps Ethernet port over same fiber optic cable to far end.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eSuitable for Both Fiber Types (Single-mode and multimode). Single-mode fiber distance up to 20 km(12.4 miles), Multimode fiber distance up to 500m(0.31 miles)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eSupport Called id, Ring and Fax function,Voice coding adopts PCM coding .Uncompressed and No Delay Transmission and Protocol Support, High fidelity speech. \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eProfessional high quality design and Excellent performance, Voice quality is pure clear and stable. Widely used in government units, electric power, public security, military, civil aviation, maritime, mining, highway and other college networks or public networks\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eLEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePlug and play,No need to set up\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_faa77c2f-3689-46fa-9ff1-df36ddf82e46_600x600.jpg?v=1721984392\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/06_c1100cdf-6905-45f7-a02b-36e03b7fa33e_600x600.jpg?v=1721984391\" style=\"margin-bottom: 16px; float: none;\"\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003ePhone RJ11 port specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eFXS interface (transmitter)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTelephone Channel: 2\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRinging receiving voltage: 75V (AC)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRing frequency: 25Hz or 50Hz\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTwo-wire input impedance: 600Ω\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eFXO interface (receiver)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTelephone Channel: 2\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRing output voltage: 75V (AC)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRing frequency: 50Hz\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTwo-wire input impedance: 600Ω \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003eEthernet RJ45 port specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eProtocol:\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eIEEE802.3 10Base-T Ethernet , IEEE802.3u.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e100Base-TX\/FX Fast Ethernet , IEEE802.3x Flow control ,\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eIEEE802.1q VLAN,IEEE802.1p Qos,IEEE802.1d Spanning Tree\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003ePower supply:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e1. Suitable working voltage AC100~240V, DC12V\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e2. US\/EU\/UK\/AU standard power supply adaptor is optional.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003eOther index\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eWorking temperature -20°C ~70°C\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eStorage temperature -40°C ~85°C\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eMTBF \u0026gt;100,000hours\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eProduct size: 110*93*27mm(LxWxH)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eWeight: 1Kg\/set\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003ePackage include:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e1. 1x 2 channel POTS telephone Transmitter\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e2. 1x 2 channel POTS telephone Receiver\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e3. User Manual\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003c!----\u003e","brand":"Primeda-telecom","offers":[{"title":"Default Title","offer_id":41744317644881,"sku":"PMD-2TEL-E-FC","price":76.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_faa77c2f-3689-46fa-9ff1-df36ddf82e46.jpg?v=1721984392"},{"product_id":"8-channels-pots-telephones-and-ethernet-over-fiber-optic-media-converters-pcm-voice-landlines-phones-fiber-extenders","title":"8 channels POTS Telephones and Ethernet over Fiber optic Media Converters,High quality PCM voice landlines phones fiber Extenders","description":"\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003eFeature:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eThis unit can extend \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePOTS\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003cspan style=\"font-family: 等线;\"\u003e(\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePlain\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eOld\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTelephone\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eService\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003cspan style=\"font-family: 等线;\"\u003elandline phones and\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eNetwork signal by a same fiber: 8 Independent POTS telephones lines and 1x 10\/100Mbps Ethernet port over same fiber optic cable to far end.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eSuitable for Both Fiber Types (Single-mode and multimode). Single-mode fiber distance up to 20 km(40Km\/60Km\/80Km\/100Km is optional), Multimode fiber distance up to 500m(0.31 miles)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eSupport Called id, Ring and Fax function,Voice coding adopts PCM coding .Uncompressed and No Delay Transmission and Protocol Support, High fidelity speech. \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eProfessional high quality design and Excellent performance, Voice quality is pure clear and stable. Widely used in government units, electric power, public security, military, civil aviation, maritime, mining, highway and other college networks or public networks\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eLEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePlug and play,No need to set up\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_8f7702e4-6ad0-4eec-88e5-5bc69d4e4e74_600x600.jpg?v=1721984718\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/05_eaf67407-da42-44c3-aab3-3b3af3500719_600x600.jpg?v=1721984718\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/07_0a938796-bfec-4d0e-bb64-e78462af7922_600x600.jpg?v=1721984718\"\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003ePhone RJ11 port specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eFXS interface (transmitter)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTelephone Channel: 2\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRinging receiving voltage: 75V (AC)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRing frequency: 25Hz or 50Hz\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTwo-wire input impedance: 600Ω\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eFXO interface (receiver)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTelephone Channel: 2\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRing output voltage: 75V (AC)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRing frequency: 50Hz\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eTwo-wire input impedance: 600Ω \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003eEthernet RJ45 port specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eRate: 10M\/100Mbps, full duplex, half duplex fully adaptive\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eProtocol:\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eIEEE802.3 10Base-T Ethernet , IEEE802.3u.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e100Base-TX\/FX Fast Ethernet , IEEE802.3x Flow control ,\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eIEEE802.1q VLAN,IEEE802.1p Qos,IEEE802.1d Spanning Tree\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePhysical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003ePower supply:\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e1. Suitable working voltage AC100~240V, DC12V\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e2. US\/EU\/UK\/AU standard power supply adaptor is optional.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003eOther index\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eWorking temperature -20°C ~70°C\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eStorage temperature -40°C ~85°C\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eMTBF \u0026gt;100,000hours\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eProduct size: 1\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e75\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e*\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e135\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e*\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e30\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003emm(LxWxH)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003eWeight: 1.8Kg\/set\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 等线;\"\u003ePackage include:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e1. 1x 8 channel POTS telephone Transmitter\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e2. 1x 8 channel POTS telephone Receiver\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e3. 2 x External US standard power adapter\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003ch4 class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: 等线;\"\u003e4. User Manual\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003c!----\u003e","brand":"Primeda-telecom","offers":[{"title":"20Km","offer_id":41949230694481,"sku":"PMD-8TEL-E-FC-20Km","price":128.0,"currency_code":"USD","in_stock":true},{"title":"40Km","offer_id":41949230727249,"sku":"PMD-8TEL-E-FC-40Km","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/8457\/7617\/files\/01_8f7702e4-6ad0-4eec-88e5-5bc69d4e4e74.jpg?v=1721984718"}],"url":"https:\/\/www.primeda-telecom.com\/collections\/pots-telephone-fiber-converters.oembed","provider":"Primeda-telecom","version":"1.0","type":"link"}