Unparalleled sequencing and arpeggiation power in a compact, desktop friendly form. KeyStep Pro lets you connect all your vintage hardware, modular gear, and software instruments together to supercharge your creativity.

37 note slim keys, velocity and aftertouch sensitive

LED above each key for efficient visual feedback

Four track step sequencer

16 step buttons, up to 64 steps per sequence
Up to 16 notes of polyphony per step

Melodic sequencer

Real-Time recording, step recording, step editing
Pitch, velocity, gate length, time shift and probability for each note
Scale quantization with user scales
Polyphonic CV outputs

Drum sequencer

24 part drum sequencer
Polyrhythm

Performance-oriented sequencer

Forward and two random playing modes
Pattern randomization
Quantized or unquantized recording
Looper

Arpeggiator

7 arpeggiator modes, 5 octave range

Chord mode

Controller mode

Use the 5 encoders to send CCs
Automate the CCs

Crisp OLED display

4x (CV, Gate, Mod) outputs + 8 drum gate outputs
1 MIDI in, 2 MIDI out, USB, Clock synchronization
Metronome with included speaker and line output
Sustain pedal input

Instrument dimensions

size: 23.2 x 8.2 x 1.5 inches (589 x 208 x 38mm)
weight: 5.9lbs (2.7kg)

Box content

KeyStep Pro unit
Registration card
Quick Start
USB cable
Power supply

1 Year Warranty