Wing Commander CIC

I have downloaded dosbox with munt from this site

http://ykhwong.x-y.net/

like it was on the frontpage but i don't have the quality of sound which i heard in this vid (also from frontpage)

http://www.youtube.com/watch?v=0Jih4a77RUY

What i need to configure in dosbox? Anyone can give me a step by step guide ? (i have the roland roms if they are needed)