BMW F01 Manual page 76

A total of 16 speakers are controlled through nine amplifier channels with Top-HiFi
quality:
• one tweeter and one mid-range speaker in each of the front doors.
• one tweeter and one mid-range speaker in the dashboard (center).
• one tweeter and mid-range speaker in each of the rear doors.
• one tweeter and one mid-range speaker on rear shelf.
• one central bass speaker under each of the front seats.
The Top-HiFi amplifier is located in the rear left of the luggage compartment behind the
side panel trim. It is cooled by it's own cooling fan.
Top-HiFi amplifier with additional fan
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F01 Audio Systems