Click equalizer button to open Equalizer Panel:

Here you can launch special audio effect, such as Echo, Amplify, etc.

BlazeDVD Free also supports 10 bands preset Equalizer value, the default setting is "Disable", you can drop-down click to freely select your desired preset Equalizer value: Classical, Club, Dance, Full Bass, Full Bass_Treble, Full Treble, Laptop, Large hall, Live, Loudness, Party, Pop, Reggae, Rock, Ska, Soft, Soft Rock, Techno, Custom, etc;

Advanced Setting:

Click Advanced button to open Advanced dialogue box for more advanced setting.