Vertical Communications/Comdial 7230 / APM4 Circuit Card ( 4 port Analog Station

Comdial DXDST-8 Circuit Card

Comdial Vertical FX II/MP5000 FXSRV2-II Rev C 480 Port Services Circuit Card

Comdial DX-80 PC8 7243 8 Port/160 Hour Voice Mail Circuit Card

Comdial Vertical FX II/MP5000 FXSRV2-II Rev F 480 Port Services Circuit Card

Refurbished Comdial Unisyn TXIST 4-Port SLT Circuit Card

Comdial FXLDS-16 16 Port Enhanced Digital Station Circuit Card

Vertical Communications Comdial FXCPU-EX Single Cabinet Circuit Card