Numark Party Mix &ndash; Starter DJ Controller with Built-In Sound Card & Light Show, and DJ Software Included for Download Ultra-Portable, Feature Packed  Portable two-channel DJ Controller for Serato DJ (Lite included) for Mac and PC Electrifying Light Show  Built in light show with three room filling LED light arrays auto-sync to your music and guarantee to make your party utterly unforgettable! Connectivity Covered  On-board 16-bit / 44.1 kHz audio interface with 1/8-inch headphone output and 1/8-inch main output for connection to mixers & PA systems Mix Control - Two channels outfitted with a crossfader and jog-wheels - access to critical, must-have tools for seamless blending are right at your fingertips! Enhance Your Performance - Four pad modes for total-control of cue-points, auto / manual looping and sample playback to add some flair to your performance