See also:

Replacing the battery
CAUTION ● 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 ...

Volume control buttons
Models without Hands-free system Models with Hands-free system Press the “+” button to increase the volume. Press the “−” button to reduce the volume. A number indicating the volume ...

Abbreviation list
You will find several abbreviations in this manual. The meanings of the abbreviations are shown in the following list. ...