Arturia USB/MIDI Keyboard With Step Sequencer Arturia KeyStep Pro gives musicians incredible sequencing and performance power in a compact, versatile controller with 37 slim keysLetting you fully articulate your musical ideas, this expressive little sequencer truly puts the power at your fingertips. Control and animate your instruments the way you truly want to, it removes the barriers between you and the music you want to create. Unlock your potential Take full control of your modular rigs, outboard synths, and software studio all at the same time. 4 independent polyphonic sequencer tracks, a 16-part integrated drum sequencer, intuitive controls that make even complex performances a breeze, and unparalleled connectivity. If you prefer keys to pads, you're in for a treat. KeyStep Pro features a great-feeling 3 octave keyboard with velocity sensitivity and aftertouch: 37 slim keys with an expressive feel. Hit the stage KeyStep Pro makes gigging easy and fun, with instant and intuitive a