Mayflash GameCube Controller Adapter for Wii U PC USB and Switch Two ports The GameCube controller adapter allows you to connect up to two GameCube controllers (or wireless GameCube controllers) to a Wii u system, PC USB, Switch Switch mode by using the switch located on the side. Supports the GC/Wii emulator dolphin Supports the built-in vibration feedback with no delays Compatible: Windows XP, Vista, Windows 7,Windows 8,32 bit and 64 bit and Mac OS under the PC mode