As one of its daily deals, Amazon offers the Myo Gesture Control Armband, model no. MYO-00002-001, for $159.99 with free shipping. That's the lowest total price we could find by $40. Effectively letting you "be" Tom Cruise in Minority Report, this allows you to control Windows, Mac, iOS, and Android devices via Bluetooth using hand gestures and motion. It includes a free SDK for customized use. Deal ends today.