Arturia KeyStep Pro 37-Key Controller & Sequencer

Arturia KeyStep Pro 37-Key Controller & Sequencer

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Arturia KeyStep Pro

Arturia KeyStep Pro gives musicians incredible sequencing and performance power in a compact, versatile controller with 37 slim keys. Letting 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: KeyStep Pro removes the barriers between you and the music you want to create.


  • 37 slim keys with velocity and aftertouch sensitive and an LED above each key for visual feedback.
  • 4-track step sequencer with 16 step buttons, up to 64 steps per sequence.
  • Up to 16 notes of polyphony per step.
  • Melodic sequencer with realtime recording, step recording, step editing.
  • Pitch, velocity, gate length, time shift and probability for each note.
  • Scale quantization with user scales.


USB / MIDI Controller
Keyboard 37 Slim Keys, Synth Action with Aftertouch, Velocity
MIDI Control Surfaces 5 x Endless Rotary Encoders
Performance Functions Arpeggiator, Scene Memory, Sequencer, Tap Tempo, Transport Controls, Transpose
I/O 8 x 1/8″” / 3.5 mm CV Output
12 x 1/8″” / 3.5 mm Gate Output
2 x 1/8″” / 3.5 mm Sync Input/Output
1 x 1/4″” Sustain Input
1 x 1/4″” Audio Output
3 x MIDI 5-Pin MIDI Input/Output
1 x USB Type-B
OS Compatibility macOS 10 Windows
Wireless Transmission None
Power Options AC/DC Power Adapter (Included)
AC/DC Power Adapter 12 VDC, Center-Positive (Included)
Operating Current Consumption 1000 mA (Plug-In Power)
Display None
Dimensions (W x D x H) 23.2 x 8.2 x 1.5″” / 58.9 x 20.8 x 3.8 cm
Weight 5.9 lb / 2.68 kg

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