The Panasonic KX-TDA6174 16-port single line telephone card supports single line telephones in which 4 ports are equipped with power failure transfer. The card is also compatible with 16 DTMF receivers. One card requires 1 free slot.
The Panasonic KX-TDA6174 16-port single line telephone card supports single line telephones in which 4 ports are equipped with power failure transfer. The card is also compatible with 16 DTMF receivers. One card requires 1 free slot.