This adapter allows you to connect up to 4 GameCube controllers to your Wii U or PC. Finally， you will be able enjoy your games the way they are meant to be played.4 Controller Ports， Connect your GameCube controller to your Wii U console or PCSupports the built-in Vibration Feedback with no delays by plugging the two USB ports of the adapter into your Wii U system or PC USB connector ports.Compatible with Windows XP， Vista， Windows 7，Windows 8，32 bit and 64 bit and Mac OS under the PC modeSupports the GC/Wii Emulator Dolphin Parameter:Material: ABSColour: BlackSize: 12 x 5，7 x 3 cmCable length: about 93 cmInterface: 4 Port 1 x AdapterOriginal box packing