Samsung PN43D430A3DXZA - Manual (Page 45)

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English
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Adjusting Sound Settings
O MENU m
→ Sound → ENTER E
■ Sound Effect
N
If Speaker Select is set to External Speaker , Sound Effect is disabled.
● SRS TruSurround HD ( Off / On )
(standard sound mode only)
This function provides a virtual 5.1 channel surround sound experience through
a pair of speakers using HRTF (Head Related Transfer Function) technology.
● SRS TruDialog ( Off / On )
(standard sound mode only)
This function allows you to increase the intensity of a voice over background
music or sound effects so that dialog can be heard more clearly.