Arturia KEYSTEP PRO BK
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Information
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Manufacturer Information
Arturia
https://www.arturia.com
info@arturia.com
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Algam SAS
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A "KeyStep" That Takes It to the Next Level Within the Arturia Ecosystem
The KeyStep Pro continues the lineage of Arturia's compact controller-sequencers, designed to bridge keyboard playing and programming. In modern setups that often mix analog synths, drum machines, Eurorack, and DAWs, this model positions itself as a centerpiece: a portable format, a performance-oriented approach, and connectivity comprehensive enough to centralize clock and synchronization for your entire studio.
Who the KeyStep Pro Is For and Where It Excels
The Arturia KeyStep Pro targets keyboardists, producers, and performers who want to compose and play in real time while maintaining fine control over their sequences. It is especially suited if you work with multiple instruments to control: a synth via MIDI, a module via CV/Gate, a drum machine through Gate outputs, or a computer via USB. Whether writing patterns, structuring a live set, triggering variations, or improvising over your sequences, its quick learning curve and visual feedback facilitate execution even in live conditions.
Technical specifications
| Number of potentiometers | 5 | Transposition | Yes |
| Arpeggiator | Yes | Aftertouch | Yes |
| Bluetooth | No | Inputs | Sustain pedal, Midi, Sync In, USB Midi |
| Compatibility | PC, Mac, iOS | Outputs | Midi, USB Midi, Clock 3,5 mm, CV out, Gate out, Trig out |
| Controller | Sustain, 2 programmable touch strips, Octave up/down, Transport | Color | Black |
| Velocity sensitive | Yes | Sequencer | Yes |
| Category | Master keyboard | Power supply | USB |
| Number of keys | 37 | Display | OLED |
| Touch | Dynamic with aftertouch | Weight | 2.7 kg |
| Key format | medium | Dimensions (mm) | 589 x 208 x 38 |
Questions frequently asked
Can the KeyStep Pro BK control MIDI and Eurorack synths?
The connectivity includes MIDI In, 2 MIDI Outs, USB MIDI, Sync In, Clock outputs on 3.5 mm mini-jack, CV Out, Gate Out and Trig Out. The 8 Drum Gate outputs also allow triggering percussion modules or trigger inputs.
How many tracks and steps can be programmed?
The melodic sequencer features 4 tracks and allows programming up to 64 steps per pattern via its 16 step buttons. Recording is available in real-time or step-by-step.
Does the keyboard have aftertouch?
The 37 medium-sized keys are velocity-sensitive and have aftertouch. Two programmable touch strips, a sustain input and transport controls complete the playing interface.
Is it possible to create polyrhythmic patterns without a computer?
A 24-part drum sequencer includes polyrhythm capabilities to layer cycles of different lengths. Programming and triggering can be done from the controller, with 8 dedicated Drum Gate outputs.
What are the dimensions and power supply of the controller?
With its 589 x 208 x 38 mm dimensions and 2.7 kg weight, this model offers a portable format. Power is supplied via USB.



