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Keystep MIDI Controller + Step Sequencer B-Stock


Arturia’s Keystep controller is a combination of an intuitive keyboard controller and a polyphonic step sequencer that is capable of controlling both analog and digital gear. Regardless of the intended instruments, the Keystep is intended to make a noticeable impact on the user’s performance.

Last items in stock

The unit features three CV outputs, a MIDI DIN output, a 32-note slim-key keybed with velocity and aftertouch, a polyphonic 64-step sequencer, and an arpeggiator. 


  • Arturia’s own Slimkey keybed with velocity and aftertouch
  • Arpeggiator mode: Up, down, inclusive, exclusive, random, note order, double up, double down modes
  • Sequencer mode: 8 polyphonic step-sequences with Rest, Tie, and Legato note entry
  • Rate control and tap tempo: REC, PLAY, and STOP buttons for performance control over the sequencer and arpeggiator
  • Sustain HOLD button
  • Sustain pedal jack
  • Chord play mode
  • SHIFT button selection: MIDI channel selection, GATE time, SWING values
  • DC jack for standalone operation
  • USB MIDI connects to computers and our MCC editor
  • MIDI in/out ports
  • Sync i/o ports: Supports 1 pulse per step, 2 PPQ (Korg Volca), 24 PPQ DIN sync, 48 PPQ DIN sync
  • Sync select switches: Internal, USB, MIDI, Clock
  • CV/GATE outputs: CV supports 1Volt per octave, Volt>Hz modes, Gate output 5V or 12V for modern or vintage gear 
  • support, CV Velo/Aftertouch/Modwheel output
  • Capacitive-touch pitch bend and mod wheels
  • Each sequence can have 64 steps, each step can have up to 8 notes
  • Low power; can be powered by Apple iPad® (camera connection kit required)

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