Telephone Equipment and Service

DKSUB16 Key Service Unit BASE CABINET EQUIPPED WITH 4 CO TRUNK LINES AND 8 DIGITAL STATIONS WITH BASE SYSTEM. INCLUDES EXTERNAL PAGE INTERFACE, MOH/BGM INTERFACE, POWER FAILURE TRANSFER ( 1 LINE TO 1 STATION) AND MISCELLANEOUS RELAY CONTROL.

4 Circuit DTMF REceiver/Busy Tone Detector. 1 per system required for connection of DTMF Standard Telephone/Direct Inward System Access/Voice Mail Devices.