Nortel BCM CTM4 – 4 Port Trunk w/Caller ID
- (Model# NT5B18AAAD)
- Connects up to four analog CLID (Caller ID) PSTN lines via 4 RJ-11 connectors
- Auxiliary port allows the connection of a 33.6 kbps modem, fax machine, or single line analog telephone (power fail transfer) to line 1
- The Nortel BCM CTM4 is compatible with the BCM 200/400 Main Unit, BCM 400 Expansion Unit, BCM 450 Main Unit, BCM 450 Expansion Unit and BCM 50 Expansion Unit
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