Multi digital percussion stomp box and looper. 16 pre-installed sounds, 4 empty slots for custom samples, built-in looper with unlimited numbers of overdubs, loop length: Up to 5 minutes, software for uploads and erase (free online download) Mac & Windows, Solid mahogany wood housing, comfortable ergonomic design, Non-slip bottom coating & foot rest, IN/OUT 6.3mm jack – true discrete pass-through, 9V certified quality power supply included.