See also:

Using the cover
To extend the cover, pull the end of the cover out of the housing, then insert its hooks into the catches as shown. To rewind it, unhook it from the catches and it will rewind automatically. You ...

Specifications
These specifications are subject to change without notice. ...

MUTE button (models without Hands-free system)
Press the “” 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 o ...