NEC Univerge SV8100 CD-4COTB Start Trunk Card - Loop/Ground

NEC Univerge SV8100 CD-4COTB 4-Port CO Trunk Loop/Ground Start Line Card

LOT OF 2 NEC CD-4COTB CO Trunk Loop UNTESTED

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

NEC Univerge SV8100 CD-4COTB Trunk Loop/Ground Start Card with PZ-4COTF Module

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

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

NEC SV8100 CD-4COTB TRUNK LOOP /GROUND START BOARD w/ PZ-4COTF DAUGHTER CARD