Sony SRS-X9 - Manual (Page 336)

Personal Audio System
SRS-X9
Distorted sound/Humming or noise in the speaker output
Bring the speaker and the BLUETOOTH device closer together. Remove any obstacles between the speaker and the
BLUETOOTH device.
Select "Priority on stable connection" for BLUETOOTH audio streaming playback quality.
Related Topic
Selecting the BLUETOOTH audio streaming playback quality
Notes on use
4-535-194-11(3)
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