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Extra adapter for the COMmander 8UP0 module, for conversion from 2-wire UP0 port to 4-wire S0 port. Used where there is a need to connect older COMfort system telephones. Requires one piece. per UP0 port.
Can also be used for COMpact 5010/5020 and COMpact 4000 for connecting 2 system telephones over a 2-wire cable. |