It allows direct connection to an analog and (DTMF) multi frequency extension of a telephone switchboard and broadcast voice messages from any other telephone.
Disconnection can be made either manually (by pressing .0. on the telephone keyboard) or automatically (by setting a message maximum duration between 10 and 60 seconds).
Power supply 15 V
Current consumption (@ max. power) 120 mA
Current consumption (@ typ. power) 120 mA
Rack units 7 UP; 3 UA
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