Asus Application Manual - Manual (Page 3)

Effect
The Effect option allows you to set your listening environment, adjust the equalizer,
or select pre-programmed equalizer settings for your listening pleasure.
Click the shortcut buttons or the drop-down menus for options on changing the
acoustic environment. You may manually adjust the equalizer or select a pre-
defined mode according to music genre. To select an environment size, simply
click the shortcut buttons.
Click OK to effect the settings and exit.
Information
Click the Information tab to diplay information about the 3D audio engine, audio
codec, audio driver version, audio controller, and DirectX version.