The UFO is an ultrasonic MIDI controller designed to let you control your music software and external synthesizers with hand gestures.
The UFO controller uses five ultrasonic sensors and captures gestures, based on distance detection. The vertical movement of your hand above any of the sensors is converted to standard MIDI data.
Here’s a video demo of the UFO being used to control Ableton Live 8:
The UFO was designed by Finnish sound designer and musician Tommi Koskinen. Here’s Koskinen improvising with the UFO:
The UFO is an Arduino-based project that’s under development. You can find out more about the project at his ‘UFO landing page’, theUFOcontroller.com.