Pioneer DJ DDJ-RX Professional 4-channel DJ Controller for rekordbox dj The controllers layout mirrors the softwares GUI, giving you instinctive control of performance features including Hot Cues, Sampler, Slicer, Sound Color FX, Beat FX, Beat Jump and Pad FX Bundled with a rekordbox dj license key, simply activate your license key for our DJ software, connect the controller and start DJing The DDJ-RXs full-sized jog wheels are optimized for a perfect scratch response with On Jog Display for at-a-glance playback and cue information Hit the 16 back-lit rubber performance Pads to trigger quantized Hot Cues, Slicer and Sampler, or use the new Pad FX to create multiple FX chains Keep tracks playing muted during live edits such as loop, scratch or reverse. Release the jog wheel and the track comes back at exactly the right place