Product details:

Dj MVDJ-4000 USB DJ Controller Built-In Sound Card MR DJ MVDJ-4000 DUAL MIXING CHANNELS WITH SWITCHABLE POWER BETWEEN USB POWER OR DC POWERThe Mr Dj MVDJ4000 is a mid level DJ mixer with built-in sound card for all applications. It has Illuminated CUE, PAUSE/PLAY, SCRATCH, PREVIEW, SYNC and AUTOLOOP buttons for ease of use during a performance. All knobs and buttons are smooth operating and feel sturdy as you would expect from a quality product and the same goes for the JOG wheels. You may also browse through your MP3s with the pressure sensitive knob and folder out button. Has 1/4" mic input as well as a 3.5mm headphone output with the volume knobs located right next to each other.