The Pioneer DDJ-REV1 is a 2-channel DJ controller designed for scratch-style DJs who use Serato DJ Lite software. It features large aluminum jog wheels with On Jog Display, which provides information about the track, playback, and cue points. The controller also includes 16 performance pads with various modes, including hot cue, sampler, and slicer, which allow for creative mixing and live remixing. Additionally, the controller has dedicated auto loop and manual loop controls, making it easy to create seamless mixes. The mixer section includes 3-band EQ, filter, and level faders for each channel. The DDJ-REV1 has a built-in sound card and is USB and bus-powered, making it easy to take on the go. It also includes the Pitch ‘n Time DJ Expansion Pack. Overall, the Pioneer DDJ-REV1 is a feature-packed and versatile DJ controller that is ideal for scratch-style DJs who use Serato DJ Lite software.