• Also supports DASS2, DPN22, Q.SIG, and MCDN over ISDN
• On North American BCM systems, the DTM connects a T1 or PRI circuit to the BCM system; T1 circuits provide 24 digital channels to the PSTN, while PRI circuits provide 23 digital channels to the PSTN
• On International BCM systems, the DTM connects an ETSI ISDN (E1) or PRI (EI) circuit to the BCM system, providing a maximum of 30 digital channels to the PSTN
• The front bezel of the DTM has an RJ-48C connector that connects the DTM to the service provider connection point
• The faceplate also has a set of monitor jacks you can use to monitor the span

Compatibility: The Nortel BCM DTM is compatible with the BCM 200/400 Main Unit, BCM 400 Expansion Unit, and BCM 50 Expansion Unit

One year warranty.

NT5B04AAAD, NT5B04