You can customise how your radio sounds from the RTO / Radio Operations interface.
Open the radio, then select:
Radio Settings
You can change:
These options let you customise the sounds you hear when pressing or releasing push-to-talk, as well as the sounds made by other players using the radio.
Once you are happy with your setup, select:
Save Settings
1. Open the radio / RTO interface
2. Select Radio Settings
3. Choose your preferred PTT push and release sounds
4. Adjust your own and other players’ radio volumes
5. Change the radio animation if required
6. Select Save Settings