Sony ZS-X3CP - Manual (Page 17)

The Audio Emphasis
17
The Audio Emphasis
Selecting the audio
emphasis
(MEGA BASS)
You can adjust the audio emphasis of the
sound you are listening to.
MEGA
BASS
Reinforcing the bass sound
Press MEGA BASS to display “MEGA
BASS On”.
To return to normal sound, press the button
again to display “MEGA BASS Off”.