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 codecs.FeaturesEach 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..
$164.95