United States (English / $ USD) 
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When your business expands, more users and concurrent calls can be added easily to meet growing business needs through the telephony cards in the IP PBX.
U-4DTU, T1 telephony card for North American Term, can be flexibly configured in PBX-U502 by hot-plug mode to expand its functionality, It supports 4 T1 per board and any four boards of the same series can be mixed according to your specific needs.
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Matching IP PBX | PBX-U502 | PBX-U502 | PBX-U502 | PBX-U502 |
8 FXO | — | | — | — |
8 FXS | — | — | | — |
4 FXU | — | — | — | |
4 E1/T1 | | — | — | — |
Standard Interface | RJ48 | RJ11 | RJ11 | RJ11 |
Max Power Consumption | 13.20W | 6.61W | 8.48W | 7.28W |
Storage Temperature | -20°C to 80°C | -20°C to 80°C | -20°C to 80°C | -20°C to 80°C |
Operating Temperature | 0°C to 45°C | 0°C to 45°C | 0°C to 45°C | 0°C to 45°C |
Humidity | 10%-90% Non-Condensing | 10%-90% Non-Condensing | 10%-90% Non-Condensing | 10%-90% Non-Condensing |
Dimensions | 20×207×130mm | 20×207×130mm | 20×207×130mm | 20×207×130mm |
by A***s on 11/28/2021
by R***n on 11/29/2021
by P***n on 11/26/2021
by H***d on 11/28/2021
E***y
Canada
D***n
Canada
L***n
United States
US$ 1,099.00
United States (English / $ USD) 
