Genuine BMW Radio Control Rotory Knob E90 E91 E92 E93 + 1 Series E81 E87

the BMW professional radio in your one series lets you control many entertainment functions and settings to turn your radio on push this button here you can adjust the volume by turning right or to the left to seek to the next radio station push the arrow button to the right or to seek back push the arrow button to the left you can manually tune a radio station by pushing the button here in the center marked M you can individually go through the radio stations or when you first push the M button you can key in the station the audio button located here on the top left you can push that you can see what entertainment sources are available you can either push the button underneath it to select it or use the knob on the right and push to select you can insert your CD through the CD slot here this button to eject the CD and the menu button brings up a lot of different functions for the vehic