GEONAUTE ON channel 500 Mode D'emploi page 12

4.4.3 Button press beep
The Button Press Beep is the sound emitted when a button is pressed. The beep can be activated or deactivated.
4.4.4 Melody
If the melody is set to Off when the Call function is activated (see below), only the other correspondents
will hear the melody.
4.5
The CALL button rings all the devices using the same channel and CTCSS code for 2 seconds.
10
All manuals and user guides at all-guides.com
You can change the melody (see above)
or
Choose On or Of
or
Choose 1 to 5
or Of