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VoIP Equipment > VoIP Module
This AP-E1 H/W card supports the digital E1 interface for thirty(30) voice channel and can be used in rack type midrange VoiceFinder VoIP gateway series of AddPac Technology.
The digital E1 voice module can interface to PBX directly via RJ-45 (120ohm) E1 trunk interface. This digital E1 voice module supports the ISDN-PRI, MFC-R2, DTMF-R2 signaling protocols.