Samsung OfficeServ 4TRM Trunk Module
The 4TRM is a 4-Port Analog Trunk Module that attaches to a UNI card for a Samsung OfficeServ 7100 and 7200 telephone systems.
- Gives the telephone system an extra 4 analogue lines
- C.O. disconnect supervision
- Can be inserted into any of the three slots on the UNI card
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