2
Ambient sound volume level Factory default value = 3
Bluetooth link volume level Factory default value = Off
Built-in communication radio volume level Factory default value = 3
Specied radio frequency for transmitting and
receiving communication Factory default value = 1
Voice operated radio transmission Factory default value = 1
Adjustable threshold for muting background noise
on the radio channel Factory default value = 1
Sub-audible tone for selective radio communication Factory default value = Off
Radio transmission output power level Factory default value = Low