Subaru WRX STI Owner's Manual page 330

Control screen (Option Display)
I n f o r ma t i o n P r o v i d e d b y :
Audio/Media operation
No. Function
Select to adjust the audio gain level.
1
Select High, Mid, or Low for the audio
gain level.
2
The High setting has greater effect.
Select to close the list.
3
CONTINUED
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