Source Audio SA116 Hot Hand USB Wireless MIDI Controller<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Wireless 3 axis motion sensor ring &amp; USB receiver </span></li><li><span class="a-list-item"> Driverless USB MIDI operation for Windows/Mac </span></li><li><span class="a-list-item"> Rechargeable Lithium-ion battery for 6 hour usage time </span></li><li><span class="a-list-item"> Capable of transmitting over 100 feet </span></li><li><span class="a-list-item"> Works with any MIDI compatible audio software (Ableton， Reason， Logic， Traktor， etc.) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31bDIxS1jQL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51NCfmD3MEL.jpg" noproxy>