Want to mix and scratch like a professional DJ? To be a good DJ you need to understand the concepts of mixing tracks, adding cool effects, and of course you need a good sense of rhythm to line up the beats. This how to video explains how to play two different tracks on a Denon DN-HS5500 mixer. This video shows you how to start up and play two tracks. Watch this DJ tutorial so you can learn how to play two different tracks on a Denon DN-HS5500 mixer.