Too much bass or too little treble from product | Bose Solo 10 series II TV sound system
If the sound lacks treble or has too much bass:
Try the following:
Be sure the system is set up properly and all connections are secure.
Adjust bass and treble controls on the connected audio device.
Be sure the bass adjustment is set properly.
Check to see if Dialogue Mode is on or off.
Check the audio settings of the connected device.
Reposition the system to change bass response.
Try connecting a different audio device.
Reset your product.
Much like rebooting a smartphone, your product might need to be reset on occasion to correct minor issues. For more information, see Resetting your product.