10
 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.
Emergency
Scan on/off
Zone Up
Zone Down
Push-to-Talk
(PTT) Button