The Myo Gesture Control Armband ($150) is an innovative input device that communicates with your Mac, PC, phone or tablet over Bluetooth 4.0, and uses proprietary muscle sensors as well as a 6-axis motion sensor to track your movement.
With the wave of your hand, MYO will transform how you interact with your digital world. The MYO armband lets you use the electrical activity in your muscles to wirelessly control your computer, phone, and other favorite digital technologies.