Arturia KeyStep mk2 – Compact MIDI Controller with Sequencer

The Arturia KeyStep mk2 is the successor to the iconic KeyStep model, raising the bar in the category of mobile and versatile music controllers. This device is designed for musicians and producers who demand intuitive control, creative sequencing, and broad connectivity with both analog and digital equipment. With upgraded features, a powerful polyphonic sequencer, and ultra-portable design, the KeyStep mk2 becomes the central hub in any setup – whether in the studio, on stage, or on the move.

Product Features

• 32-key SlimKey keyboard with velocity and aftertouch
• Two touch strips for pitch bend and modulation
• Chord and scale modes for creative harmony
• Polyphonic step sequencer – up to 64 steps with pattern chaining
• Arpeggiator with 16 modes including Poly, Walk, Pattern, Random
• Mutate function for spontaneous variations
• Built-in OLED display and function encoders

Advanced control and creative potential

KeyStep mk2 is not just a controller – it's a creative music tool. Its sequencer and arpeggiator support improvisation and experimentation, while chord and scale modes allow musicians with less theory knowledge to create complex structures. Real-time or step recording lets you instantly capture and expand on ideas.

Product applications

Perfect as a mobile MIDI controller, a central control unit for DAWs (e.g. Ableton Live, Logic Pro, FL Studio), a sequencer for modular systems, or a keyboard for analog synthesizers. Excellent for home studios, live gigs, and mobile music production.

Technical specifications

• 32-key SlimKey keyboard with aftertouch
• 64-step polyphonic sequencer with pattern chaining
• 16 arpeggiator modes
• Chord and scale modes
• Two touch strips (Pitch and Mod)
• OLED display + encoder with Back button
• USB-C (power and MIDI)
• CV/Gate outputs: Pitch, Gate, Mod 1, Mod 2
• MIDI DIN In/Out, Sync In/Out (3.5 mm)
• Sustain/expression pedal input (TRS)
• Dimensions: 484 × 145 × 50 mm
• Weight: 1.1 kg

Materials and construction

The device is compact, durable, and light enough for mobile use. Its solid construction, intuitive layout, and clear OLED screen provide a seamless user experience both in studio and on stage.

Included in the box

• Arturia KeyStep mk2 – MIDI controller/sequencer
• USB-C cable

Summary

The Arturia KeyStep mk2 combines portability, functionality, and creative power. With an expanded sequencer, expressive playability, and versatile connectivity, it’s an excellent choice for modern musicians. Whether you’re producing in the studio, performing live, or composing on the go – this controller gives you control and inspiration at your fingertips.