Ultra-portable software MIDI controller 25-note velocity-sensitive mini keyboard 8 backlit velocity-sensitive MPC-style pads 2 banks 16 total Pads can send note information MIDI CCs & program changes 8 assignable Q-Link knobs to adjust virtually any parameter Built-in Arpeggiator with adjustable resolution range & patterns Tap-Tempo button to quickly adjust pace of the Arpeggiator Dedicated Octave Up Octave Down & Sustain buttons Program Recall button to restore up to 4 separate global settings Solid Akai Pro design Powered through USB (Universal Serial Bus) Portable Software Control.br The Akai Pro MPK mini is an ultra-compact mini keyboard with an impressive array of buttons knobs & pads to provide hands-on performance & production control no matter your location. MPK mini strikes the perfect balance between portability & comprehensive software control by melding together the complete control offered in the popular Akai Pro MPK family with the grab-&-go convenience of the LPK25 & LPD8. With a 25-note keyboard 8 back-lit MPC-style pads & 8 Q-Link knobs the MPK mini is the ultimate portable controller to get your music moving.