Native Instruments Traktor Kontrol S2 MK3

Features
New large (14 cm / 5.5'') smooth precision jog wheels with two modes:
Jog mode: Classic spin-to-nudge function, as well as scratch capability
Beatgrid adjust mode: Use the jog wheel to manually adjust beatgrid in Traktor
Club-standard layout with identical deck design, 2-channel mixer, and fast control of key Traktor features
16 RGB pads for triggering Hotcues, loops, or samples
3-band EQs with modeling of industry standard mixer EQs
New Mixer FX for instant one-knob FX and alter control on each channel. Choose from eight FX and three alter types to assign to four hardware FX slots
Pro Mixer Layout with redesigned monitoring section and four dedicated slots for Mixer FX plus filters
Full version of TRAKTOR PRO 3 (with free update to Traktor Pro 3.1) included
Powered via USB 2.0 or with optional power supply unit