With the ION Discover computer DJ system you can be the DJ using just your home computer. With its plug & play USB (Universal Serial Bus) connection which requires no drivers or power adaptor all you need to do is install the included Mix Vibes software & you're ready to go! Mix tracks with the DJ crossfader, scratch, EQ, & even do more advanced DJ effects like pitching up & down! The Discover DJ decks has large scratch wheels for a natural scratch feel, bass & treble controls to perfect your sound & automatically matches tempo from one song to the next so your mixes will blend together seamlessly! Once you've performed using the music from your ITunes library you can even record & share your latest great DJ performances!