The default Mixxx mapping has the buttons mapped to hotcues 1-8 for decks 1 & 2.

This controller has been discontinued. A similar product, the DJ TechTools MIDI Fighter 3D, is still available from DJ TechTools and includes a 3D motion sensor. The DJ TechTools MIDI Fighter Twister is another similar product that features a 4x4 grid of infinitely rotating encoders with push buttons surrounded by programmable LED rings and is also available from DJ TechTools.