See also:

MUTE button (if equipped)
Press this button if you wish to immediately cut the volume to zero. The audio display will show “MUTE”. If you press the button again, the original sound volume will return and “MUTE” turns off. ...

Off road driving
WARNING ● Always maintain a safe driving speed according to the road and weather conditions in order to avoid having an accident on a sharp turn, during sudden braking or under other simila ...

Replacing the battery
- Do not let dust, oil or water get on or in the transmitter when replacing the battery. - Be careful not to damage the printed circuit board in the transmitter when replacing the battery ...