Adtran NetVanta 818 NTU with Power 4200637G2US Phone Systems BNC Expansion Connector

BNC Expansion Connector

Timing derived from the OMM module

The Bizfon 680 expansion unit is designed to work in conjunction with a Bizfon 680 main unit

The NetVanta 4430 has three Neetwork Interface Module (NIM) slots in the back of  the chassis

16 programmable keys that can be used for line appearances or additional feature keys

Adtran NetVanta 818 NTU with Power 4200637G2US Phone Systems BNC Expansion ConnectorAdtran NetVanta 818 with Power 4200637G2US Description: The Adtran NetVanta 818 is an EFM bonded network termination unit designed for cost effective deployment of voice and data services to small and medium sized businesses. The Adtran 4200637G2US NTU terminates up to eight four wire T1 E1 loops at the customer end. The Adtran Bundle 4200637G2US combines the NetVanta 818 (1200637G2) with the North American AC DC power converter. The NTU has four 10