Audi A4 8W - Sound; Basic sound system (8 RM)

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The Audi A4 has 3 dierent sound systems:
• Basic sound system (8RM)
• Audi sound system (9VD)
• Bang & Olufsen Sound System with 3D sound (9VS)
Basic sound system (8RM)
The Basic sound system has 8speakers. It has a 4-channel ampli-
fier with a total power output of 80 watts. It is integrated in the
information electronics control unit 1 J794.
The Bang & Olufsen Sound System includes the 3D sound
feature introduced in the Audi Q7 (4M). The various sound systems
available for the AudiA4 are shown below.
Treble speaker,
front left
R20
Treble speaker,
front right
R22
Bass speaker,
front right
R23
Treble speaker,
rear right
R16
Bass speaker,
rear right
R17
Bass speaker,
front left
R21
Bass speaker,
rear left
R15
Treble speaker,
rear left
R14
Sound
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