This AP-T1 H/W card supports the digital T1 interface for twenty-four (24) voice channel and can be used in rack type midrange VoiceFinder VoIP gateway series of AddPac Technology.
The digital T1 voice module can interface to PBX directly via RJ-45 (120ohm) T1 trunk interface. This digital T1 voice module supports the ISDN-PRI, MFC-R2, DTMF-R2 signaling protocols.
