Built-in audio4-channel output: stereo line output for the mix, stereo headphone output for previewing tracksMicrophone input: input with talk-over functionNo need to carry an audio interfaceLarge DJ controllerSame size as DJ Console Rmx: 35x25cm (13.7x9.8")Large for mixing, compact enough for mobile useLightweight: < 2 kg/4.4 lb.USB bus-powered: no need for a power plugJog wheelsTouch detection activated by weight of users handLarge: 12cm (4.7") diameter/1.5cm (0.6") height2- & 4-deck co