This exclusive bundle from Liquid audio comes with the Arturia Minilab II Limited Edition Inverted, a Deluxe Sustain Pedal and a USB Pedal to set you up right and ready to go! Don’t let the MiniLab MkII’s compact form factor fool you. It’s powerful, hands-on and unrivalled in quality, built to streamline your creative process. Portable, yet fully featured. Lightweight but rugged. MiniLab MkII is the new go-to small controller for producers in the know. Deluxe Liquid Audio Sustain pedal Polarity reverse switch, cable with 1/4 inch jack standard audio port which widely used for Arturia as well as most other brands of MIDI keyboards, digital pianos, and electronic keyboards. When the polarity switch changes, the pedal automatically stabilizes the internal current of piano to reduce the noise and achieve the best sound quality to enrich your digital piano tone!