Source Audio released the: Hot Hand USB (Wireless midi controller) HOME!
Hot Hand features
Wireless 3 axis motion sensor ring & USB receiver.
Driverless USB MIDI operation for Windows/Mac.
Rechargeable Lithium-ion battery for 6 hour usage time.
Capable of transmitting over 100 feet.
Works with any MIDI compatible audio software (Ableton, Reason, Logic, Traktor, etc).