Definity TN763D Auxiliary 4 Trunk Circuit Card
Details
Avaya TN763D Auxiliary Trunk Interface Circuit Pack The TN763D circuit pack is used to access on-premises applications such as music on hold, loudspeaker paging, code calling, and recorded telephone dictation. The TN763 circuit pack supports external recorded announcement equipment, and is administrable to select A- or µ-Law companding.
Features
Each port has T, R, SZ, SZ1, S, and S1 signal leads
Used for on-premises applications such as music-on-hold, loudspeaker paging, code calling, and recorded telephone dictation access
Trunk uses loop-start on tip and ring with 1-way in, 1-way out, or 2-way 2-wire transmission
Two additional pairs of leads provide seizure and answer supervision and/or make busy information
Add the 4-Port Auxiliary Trunk Circuit Card to expand your current system.