See also:

Volume Control
VOL/ (Volume/Power): Turn clockwise or counterclockwise to increase or decrease the volume. ...

Adaptive Forward Lighting (AFL)
For vehicles with uplevel headlamps, the Adaptive Forward Lighting System (AFL) adjusts the headlamps to provide greater road illumination in various driving conditions. To enable AFL, set the ex ...

Battery Replacement
To change the batteries: 1. Loosen the screw to the battery door located on the left side of the headphones. 2. Slide the battery door open. 3. Replace the two AAA batteries. 4. Replace the bat ...