The Sound From The Speaker Is Distorted - Sony SGPT21 Series Help Manual

The sound from the speaker is distorted.

Adjust the playback volume.
Make sure the tablet device is sufficiently charged.
If the sound effects are turned off, the sound might improve.
Select [Off] for [Equalizer] and remove the check mark from [Dynamic normalizer] or [xLOUD(TM)] on the
setting menu when you use the [Music player] app.
Remove the check mark from [Dynamic normalizer] or [xLOUD(TM)] on the setting menu when you use the
[Video player] app.