KeyStep

KeyStep is a portable, battery-powered MIDI controller manufactured by Arturia. It features a 32-note SlimKey keybed, a touch-sensitive strip for pitch bend and modulation, and a built-in arpeggiator and looper. The device is designed to be compact and versatile, allowing users to control MIDI instruments and software synths both on stage and in the studio.

Connectivity options include USB MIDI, standard MIDI out, and CV/Gate outputs, enabling integration with a wide range of hardware and software. The arpeggiator offers various patterns and modes, while the looper allows for real-time recording and playback of melodic ideas. KeyStep also includes dedicated controls for octave shifting and sustain. Its small footprint and robust build make it a popular choice for musicians seeking a portable and functional MIDI controller. The device is powered via USB or an optional power adapter. It is known for its ease of use and its ability to connect to both modern digital setups and older analog synthesizers.