See also:

Shoulder support
Also supports the back in the shoulder area: ▷ Results in a relaxed seating position. ▷ Reduces strain on the shoulder muscles. ...

Controls
1 Change entertainment sources 2 Change station/track 3 Programmable memory buttons 4 Volume, on/off 5 Change wave band ...

Switching on/off manually
Switching on/off manually Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. ...