NEC CD-4COTB CO Trunk Loop / Ground Start Blade Card Board

NEC CO Trunk Loop/Ground Start CD-4COTB Networking Module w/ PZ-4COTF

NEC CO Trunk Loop / Ground Start Dual Port Interface Module CD-4COTB

NEW NEC CD-4COTB 4 Port Analogue Trunk Card 670110 SV8100 SV8300

NEC New CD-4COTB 4 Port Analogue Trunk Card 670110 SV8100 SV8300

NEC SV8100 CD-4COTB Trunk Loop Ground Start Card

NEC Univerge SV8100 CD-4COTB Start Trunk Card - Loop/Ground(3 In-Stock)