Equalizer
Setting for individual audio frequency ranges.
Adjusting the equalizer
1. "CD/Multimedia", "Radio" or "Settings".
2. "Tone".
3. "Equalizer".
4. Select the desired setting.

5. To adjust: turn the controller.
6. To store: press the controller.
See also:
Parts and Accessories
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approved by BMW. When you purchase
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Under the Hood
The 640i is powered by a 315-horsepower, turbocharged 3.0-liter six-cylinder
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Unpairing a device
1. "Telephone"
2. "Bluetooth® (phone)"
3. Highlight the device that is to be unpaired.
4. Open "Options".
5. "Remove phone from list" ...
