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CHANNEL SELECTOR
Allows you to select between channels.
IN USE POWER INDICATORS
Lights when intercom is activated, lights when
AC power is on.
LOCK BUTTON
Press down for continuous monitoring.
CALL
Pages other units on the same channel.
TALK BUTTON
Press to talk. Release to listen.
POWER/VOLUME SWITCH
Turns unit on and off, controls volume.
MICROPHONE
High-gain microphone monitors your voice.
SPEAKER
Clearly transmits pure, static-free, two-way
voice communication.
TOR LIGHTS (four-channel only)
Indicates the selected channel.