1. The Xbox One wireless adapter supports up to 8 wireless controllers, allowing you to play games simultaneously with friends or family. Note: It is not compatible with Xbox 360 controllers. (Tip: You may need to download a driver when using it for the first time.) 2. Plug the Xbox One adapter into your PC/laptop's USB port, wait 10 seconds for the Windows 10 driver to install automatically (manual installation is required for Win7/8). Then, press the adapter button for 3 seconds and press the controller's pairing button. The light will flash, and when it stays solid, the pairing is successful. 3. Supports up to 8 controllers simultaneously: The Xbox One wireless adapter allows up to 8 wireless controllers to connect at once, enabling multiplayer gaming with friends or family. 4. The Xbox controller and headphones connect via 2.4GHz wireless, and the Xbox wireless adapter also operates on 2.4GHz broadband.