● + / - Button
Press and release to adjust the volume up/ down.

● SOURCE Button
Press and release to change the audio mode: FM/AM/CD/XM®*/HDD*/USB/iPod®/ Bluetooth/Pandora®*/AhaTM*/AUX.

● / Button
Radio:Press and release to change the preset station.

Press and hold to select the next or previous strong station.

CD/HDD*/USB device:

Press and release to skip to the beginning of the next song or return to the beginning of the current song.

Press and hold to change a folder.