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Intercommunication Station

5830218711586 218711586 4PC45B-6

An item which may provide two-way amplified voice communications when connected to one or more like stations directly or via intermediate control equipment; includes loudspeaker (which may be used as a loudspeaker or microphone), signalling devices, amplifier and station selector switches. May include separate microphone, earphone, handset or headset. See also, TELEPHONE CONNECTING STATION. View more Intercommunication Station