Xbox 360 Wireless Controller.
High performance wireless gaming is here!
Using optimized technology, the Xbox 360 Wireless Controller lets you enjoy a 30-foot range and up to 40 hours of life on the two included AA batteries—and when they run low, you're given ample warning so you can connect a Play & Charge Kit for uninterrupted play.
Features:
•Use up to four controllers simultaneously on one console.
•New left and right shoulder buttons are designed for ease of use.
•Plug the Xbox 360 Headset into the controller for full two-way voice communication: a wireless first.
•Use the Xbox 360 Guide button to keep track of your friends, access your games and media, or power on and off your Xbox 360 console.