Turn up the volume.
Screen Format
4:3 Normal16:9 Widescreen
Showcase
Make sound part of the picture!

formats explained

Audio:

Dolby
DTS
THX
DB System
MP3

Video:

DLP
3LCD
LCOS
HDTV
HQV
MPEG-4

Other:

HD-DVD
Blu-Ray
SACD
HDMI
SDDS