Push-To-Talk (Ptt) Button - Motorola APX MOBILE O3 CONTROL HEAD User Manual

Push-To-Talk (PTT) Button

A
The PTT button
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. See
Radio Call
32
English
on the side of the microphone
Methods to Make a
on page 50 for more information.