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

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

Refurbished Comdial FX II FXSRV-EX Single Cabinet Services Circuit Card

Comdial FXLST-16 Circuit Card

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

Comdial DXIST-16 16 Port Single Connector SLT Circuit Card