Opening and closing: from the inside

See also:

Tone
Only treble and bass can be set in the rear. The settings are made separately for the left and right headphones. Operation is the same as for the front tone. ...

Front ventilation
Front ventilation 1. Use the thumbwheels to smoothly open and close the air vents 2. Use the lever to change the direction of the air flow Avoiding injury Do not drop any foreign objects i ...

Notes
▷ Reception may not be available in some situations, such as under certain environmental or topographic conditions. The satellite radio has no influence on this. ▷ The signal may no ...