Pioneer DJ DDJ-1000SRT 4-Channel Performance DJ Controller for Serato DJ Pro The Pioneer DJ DDJ-1000SRT is a 4-channel professional DJ Controller for use Serato DJ software. Like the popular DDJ-1000, this portable DJ Controller features the same familiar club-style design of CDJ Multimedia Players and DJM Mixers. In addition, the DDJ-1000SRT offers professional features such as the Magvel crossfader for accurate scratching, the CDJ-2000NXS2's full-size Jog Wheels with colour on/jog displays for quick overview and smooth performance, and low-latency audio processing. 14x Beat FX, 4x Sound Colour FX and a total of 16x multi-colour performance pads for hot cues, slicer and pitch play are available to give your DJ sets more dynamics. The Pioneer DDJ-1000SRT also features a stand-alone DJ mixer with versatile inputs and outputs for different DJ set-ups. To unlock Serato DJ Pro, simply connect the controller to a computer running the software. A license key or subscription is not required. The Pitch 'n Time DJ Expansion Pack is also included, allowing you to add pitch-based functions. The controller is Serato DVS-ready (Expansion Pack sold separately).