DJ Tech MIXFREE 2.4GHZ Wireless USB DJ Controller as Wireless usb controller* 100% easy: automatic linking and mixing push button sounds and effects* 100% mobile: you can mix while moving around* 100% wireless: controls the pc/mac via a radio receiver on the usb port* 100% fun: on board all pro features with innovative interface* ultra-compact lightweight:* dimensions 256.5(w) x 161.65(d) x 44(h) mm* weight 0.63kg* battery powered: lr14 (c size) 1.5v×2there is a time when dreams come true and that day is now. Welcome to dj tech mix free: the first wireless dj mini-controller for pc/mac ( laptop and desktop). Dance around the room whilst djing.included in the pack deckadance le dj software mix free free will let you mix your music away from the pc using the integrated displays to show tracks play list and all info to control your tunes.