Product Features100% brand new and high qualityThis wireless receiver is a simple adapter that connects into a USB.Work with current and future Xbox 360 Wireless Accessories.Provides up to a 30-feet range for complete wireless freedom.Use up to four Wireless Controllers and four Wireless Headsets. Simultaneously with one Wireless Gaming Receiver.Easily integrates with PC gaming scenarios and utilizes the same binding technology as Xbox 360.Works with windows XP， Vista and windows 7Magnetic ring on the cable keeps the unit working more stably How to use:When it is connected to the notebook， the screen will show a new hardware is founded and tip you to install driver.After you succeed in installing it， press on the circular button of the receiver for about 1 second then the green light of the receiver will flash constantly and it means now it gets into the pairing mode.Now you just need to press the pair button of the controller to mate， after you succeed in doing that you’ll free to play the game. Package includes1x PC Wireless Gaming USB Receiver Adapter1x CD