8 ports FXS/FXO PCM MUX with 4 RS232 Data

• Based on proprietary integrated circuits;
• alarm status can be monitored on the end;
•  E1 interface complies with G.703, all-digital clock recovery and smooth phase-locked technology;
• support FXO voice port FXS ports and ports, EM2 / 4 audio interface, FXO port and PBX docking port and the user is connected to FXS telephone;
•  providing four expansion interface, can be extended from 1 to 4 asynchronous data, such as RS232 / RS485 / RS422 / Manchester codes;or 1 to 8-way switch, 1 to 4-way voice, or two / four-wire audio, etc.;
•  Ethernet interface 10M / 100M, full / half duplex fully adaptive, support VLAN division;
•  Each Ethernet ports support Auto-MDIX (cross / straight cable adaptation);
•  8 road voice access, support caller ID function and reverse polarity billing functions;
•  Support Telephone Number mutual function of each site;
•  E1 signal can be detected as a barrier to the end device is lost or shut E1;
•  provide two kinds of clock ways: E1 master clock, E1 line clock;
•  provides three kinds of loopback: E1 local loopback (ANA), the Ethernet interface to the remote loopback (DIG), 
•       command peer Ethernet interface to the local loop (REM);
•  There are pseudo-random code test function (PATT), to facilitate the opening line, which can be when one of E1 BERT to use;
•  multiple power mode options: AC220V, DC-48V / DC24V, etc;

    Allowed Attenuation:   0~6dBm

    Connector:                  RJ45, support Auto-MDIX

    Return loss: 40 dB

    Return loss: 40 dB

    Return loss: 20 dB

    Power consumption: ≤10W

    Piece Weight :    mini 1KG / 19inch  2.4KG