Covering Key Service Unit (KSU) models CO408, CO816, CI632 and CM408, the Comdial Digitech system. If you need help determining what phones are compatible with what systems, you're not alone: Comdial's famously convoluted compatibility has confused generations of phone techs and end-user's alike.
The Digitech is a fully digital system and is ISDN upgradeable, providing two usable time slots for each station. Untilizing time division multiplexing (TDM) digital information is encoded and transmitted over a single pair of wires, which can handle several signals simultaneously.
If you are looking for a particular Comdial Digitech phone and can't find it listed here, please contact us and we will get back to you as quickly as possible with whatever help we can offer.