The controller adapter is a no lag USB device that connects via a free USB port on the Nintend Switch docking station. This then allows a Bluetooth connecting controller, such as a PlayStation 4 or xbox One S controller to be used or alternatively ANY PS4, PS3, or xbox 360 or xbox One USB wired controller.Color: White, Red, BlackUPPORTThe controller adapter allows any controller using Bluetooth to connect to the Switch and be used in gaming with virtually no lag.This includes but isnt restricted to:PlayStation 3PlayStation 4PlayStation Proxbox One Sxbox One XHOW TO USEAlternatively, it allows all USB controllers to be connected including the version one xbox One controller. The controller adapter is incredibly easy to use.Red Light Flashing means that it isnt connectedYellow Light Flashing means that it is searching for a connectionGreen Light Solid means its connectedTo put it into pairing mode just press the sync button on the side of the adapter.1) Plug the controller adapter into an empty USB socket on the Nintend Switch Dock.2) When connected press the sync button on the side of the adapter.3) The adapter should now be flashing yellow.4) Choose your controller and set it to search e.g. xbox One S sync button or for PS4 hold the sync and PS button5) After a minute they will connect and the light will turn to a solid green colour.6) Its now connected and ready for use..Alternatively, simply connect the USB cable to your controller and the other end into the controller adapter. The light will turn green immediately and there should be a vibration prompt indicating that the controller is ready for use.IMPORTANT NOTES: PLEASE READ1) Only one controller can connect to a single adapter at each time regardless of whether its wired or wireless.2) To make sure the adapter can easily identify the controller, on the Nintend Switchplease go into the System Settings, navigate down to Controllers and Sensors and enable Pro Controller Wired Communication3) The controller adapter is also compatible with a PS3 or a PC running Windows 7 or Windows 10 Operating Systems.4) For connection to a PS3, please plug the controller adapter into a free USB slot on your PS3. The connection process is the same as for the Nintend Switch.5) For the PC, please plug the controller adapter into a free USB slot on your PC. The controller adapter works using a driverless system so no drivers are required for both wired and wireless operation.Package includes:1 x Bluetooth USB Controller Converter Adapter