TN2308 Direct Inward Dialing Trunk (8 ports)
The TN2308 uses eight ports for immediate-start and wink-start direct inward dialing (DID) trunks for Brazil. Each port has tip and ring signal leads.
The switch requires the TN2308 to support Brazil Block Collect Call. The TN2308 transmission characteristics comply with Brazilian telecom standards for PBXs.