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    Telephone over Fiber Extender
    2 Port POTS Telephones and 100M Network Extender over Fiber optic ST optical transceiver  A set
    2 Port POTS Telephones and 100M Network Extender over Fiber optic ST optical transceiver A set
    PMD-2TEL-E-ST
    Extend 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.
    Custom made is acceptable. single fiber and dual fiber singlemode and multimode is optional. ST/FC/SC is optioinal.
    Default to send singlemode single fiber with ST.
    Professoinal High Quality.
    Features:

    Extend 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.

    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).

    Uncompressed and No Delay Transmission and Protocol Support, High fidelity speech. Support Called id, Ring and Fax function

    Professional High Quality & 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.  

    LEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system.

    Plug and play,No need to set up.







    Phone RJ11 port specifications:
     
    1. Ring current voltage: 150 VRMS
    2. Ringing voltage: typical 75V, 90Vmax,
    3. Ringing frequency: 17~60HZ
    4. Two-wire input impedance: 200R+680R//0.1uF (adjustable to 600 Ω)
    5. Return loss: 20 db
    6. Idle channel noise : 75 Db
    7. Common mode rejection ratio CMRR 60-70
    8. User Interface (FXS): Connect to the user's telephone

    Ethernet RJ45 port specifications:

    Rate: 10M/100M, full duplex, half duplex fully adaptive
    Protocol:
    IEEE802.3 10Base-T Ethernet , IEEE802.3u.
    100Base-TX/FX Fast Ethernet , IEEE802.3x Flow control ,
    IEEE802.1q VLAN,IEEE802.1p Qos,IEEE802.1d Spanning Tree
    Physical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)

    Power supply:
    1.  Suitable working voltage AC100~240V, DC5V/2A.
    2.  US/EU/UK/AU standard power supply adaptor is optional.

    Other index
    Working temperature -20°C ~70°C
    Storage temperature -40°C ~85°C
    MTBF >100,000hours
    Product size: 104*104*28mm(LxWxH)
    Weight: 0.8Kg/set

    Package include:

    1.  1x 2 port POTS telephone Transmitter
    2.  1x 2 port POTS telephone Receiver
    3.  2xExternal power adapter
    4.  User Manual

     

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