The Korg SQ-64 is a 64-step sequencer and controller designed for use with Korg’s Volca and Minilogue synthesizers. It features a four-track sequencer, a 16-step sequencer, and a 32-step sequencer, as well as a variety of performance controls. It also has a built-in arpeggiator, a step-recording mode, and a real-time recording mode. The SQ-64 is designed to provide an intuitive and powerful way to create and control musical patterns.