The Microsoft NSF-00002 Wireless Controller provides you with wirelessfreedom for an enjoyable gaming experience. With its 2.4 GHz wirelessstandard, it provides you up to 30 feet of interference-free wirelessrange with no connection drops. This Microsoft gaming pad featuresan ergonomic design with easy-to-use shoulder buttons for long hoursof comfortable gaming experience. It has a total of 13 buttons alongwith an Xbox 360 Guide button for providing you with instant accessto your media, games and much more. This Xbox 360 wireless controllerfeatures an integrated headphone port for Xbox LIVE functions. Theadjustable vibration feedback provides you a perfect mix of immersivegaming and extended battery life. This wireless game controller hasa battery life of over 40 hours to provide you with long hours ofgaming without running out of power. You can use up to four wirelesscontrollers on a single console for enjoying multiplayer games withyour friends.