Designed to work directly with the included Serato DJ software, the DDJ-SX2 Serato DJ Controller from Pioneer provides 4 channels of DJ performance control. The SX2 features the Serato Flip function with dedicated buttons for recording and calling up sequences of hot cue operations such as repeating, skipping and rearrangement of musical parts.The ergonomic design features 8 performance pads on each scratch deck with Hot Cue, Roll, Slicer and Sampler functions. The large aluminum jog wheels can be Dual Deck enabled at the push of a button, allowing two tracks to be controlled, scratched and hot-cued simultaneously. The SX2 also functions as a standalone mixer capable of connecting mics, turntables, CD players and other external audio sources. The center panel of the DDJ-SX2 is a 4-channel mixer with a built-in soundcard, low-jitter clock and high-performance digital-to-analog converter. Each channel features trim, FX, 3-band EQ/rotary kills, a two-way filter, and level fader.