Dynamic Effects Processor

Brilliant, colorful LED touchpad illuminations move in sync with your performance
Control multiple effects in realtime using the intuitive Kaoss X-Y touchpad
Create your own Kaoss combinations and use up to four effects at once
Choose one of five effects from each of four effect groups; a total of 1,295 combinations!
Freeze button holds the effect settings after you release your finger, for dazzling hands-free use
New Looper effects – Forward, Reverse and Slice – add new audio intensity
Mix it up with new DJ emulation Vinyl Break and Ducking Compressor effects
Auto BPM engine detection and Tap Tempo functions keep your Kaoss locked to the beat

http://www.korg.com/us/products/dj/kaoss_pad_quad/