TN753 / TN753B Direct Inward Dialing Trunk
The TN753 Direct Inward Dialing Trunk comes equipped with 8-ports which are used for wink-start and immediate-start direct inward dialing trunks.
- 8 Ports
- Tip and ring signal leads
- TN753B required to support Brazil Block Collect Call
- One Year Warranty Included with Extended Warranty Options at Low Prices!