Motorola APX 4500 - Push-To-Talk (Ptt) Button

APX 4500 O2 CH
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 Push-To-Talk (PTT) Button
IDENTIFYING RADIO CONTROLS
The PTT button on the side of the radio serves two basic
purposes:
• While a call is in progress, the PTT button allows the radio
to transmit to other radios in the call.
Press and hold down PTT button to talk. Release the PTT
button to listen.
The microphone is activated when the PTT button is
pressed.
• While a call is not in progress, the PTT button is used to
make a new call.
Accy No-Dot
Button (Purple)
Scan On/Off
PTT