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Arturia KeyStep 37 mk2 Sequencer and Controller

Arturia KeyStep 37 mk2 Sequencer and Controller

  • $23.82
  • $29.77
Availability: In Stock

Arturia KeyStep 37 mk2 is a 37-key controller and polyphonic step sequencer with four mode-aware encoders, an OLED display, a 39-LED key guide, USB-C, MIDI DIN in/out, sync I/O and four assignable CV outputs (Pitch, Gate, Mod 1, Mod 2).

It is the pick for hybrid and modular setups that want more range, more hands-on editing and ratcheting in a still-compact controller.

Free shipping Free local pickup in Miami Financing at checkout

At a Glance

Keybed 37 velocity-sensitive slim keys with aftertouch, 39-LED light guide
Sequencer 64-step polyphonic sequencer with pattern chaining, unquantized recording and global ratcheting
Arpeggiator Phrase arpeggiator with 16 modes including generative patterns
Controls 4 mode-aware encoders plus screen encoder, 16 assignable MIDI CCs across 4 banks
Creative tools Mutate, Spice, Chord and Scale modes

I/O and Connectivity

CV outputs 4 x 3.5mm: Pitch, Gate, Mod 1 and Mod 2, assignable to velocity, aftertouch, mod wheel and more, with per-output envelope and LFO modes
MIDI Full-size 5-pin MIDI DIN input and output
Sync 3.5mm clock in and out with start/stop
Pedal TRS input for sustain footswitch or expression pedal
USB-C Class-compliant USB MIDI, bus powered, dedicated power switch

Key Features

  • Hands-on editing: four encoders edit sequences, arps, chords and CCs without menu diving
  • CV modulation engine: Mod outputs can run an ASR envelope, cycling envelope or LFO per output
  • Ratcheting: global 1x-4x ratcheting adds rhythmic drive to sequences
  • Visual feedback: 39 LEDs above the keys show notes, scales and sequence activity live

Frequently Asked Questions

What does it add over the 32-key KeyStep mk2?
Five more keys, four mode-aware encoders, a 16-CC MIDI control engine, a 39-LED key guide and ratcheting.

How many CV outputs does it have?
Four: Pitch, Gate, Mod 1 and Mod 2, each Mod assignable and able to output envelopes or LFOs.

Does it have full-size MIDI ports?
Yes. 5-pin MIDI DIN in and out, plus 3.5mm sync I/O.

How is it powered?
Over USB-C bus power, with a physical on/off switch.

Need help choosing?
Victory Musical Instruments can help compare models and configurations for your setup.

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