http://www.ikmultimedia.com/iring for more information.
Advanced motion detection and positioning technology that gives you control over your music apps on your iPhone, iPad and iPod touch.
Now control your music apps and effects without touching your device with the iRing touchless controller for iPhone, iPad and iPod touch. The new iRing uses hand gestures to control parameters of effects and other items in your music apps, allowing you to create stunning and dramatic music in an incredibly fun way by simply moving your hands in front of your device. Read more at http://www.ikmultimedia.com/iring