The official Steam Controller is headed for the wild!
The Steam Controller features dual trackpads, HD haptic feedback, dual-stage triggers, back grip buttons, gyroscope and accelerometer sensors, and fully-customizable control schemes. It has a wireless range of about fifteen feet with the option to use it wired, and up to 80 hours of play on a pair of AA batteries.
Want to buy one? You can pre-order a Steam Controller for $49.99 here. A limited set of controllers will be shipped out on October 16th, with a wide release to follow.