Comdial 7210 4-Port CO Line Card

The Comdial 7210 is a four port CO line card that adds four analog lines to your phone system. The Comdial 7210 is compatible with the Comdial DX-80, DX-120, and Vertical DX-120 systems. This Comdial CO line card can be installed in the KSU1 or KSU2 slot...