Wii U Gamecube Controller Adapter,YTEAM Gamecube NGC Controller Adapter for Wii U,Nintendo Switch and PC USB.Easy to Plug and No Driver Need.4 Port Black Gamecube Adapter(Updated Version) Super Smash Bros--No lag and no driver need, More fun to play Super Smash Bros on Wii u or Switch. Up to eight player at same time(Need two gamecube adapter) Newest Chip--Support Wii u, PC, Nintendo Switch and Mac OS with the GC controller or Wavebird controller. Just Switch the button "Wii u/PC" located on the side. Kindly Note--If you want to play on switch, Please update system beyond 4.0 and the gamecube controller button is less than switch controller. Some function may not achieve. Support Vibration--Provide you a great experience with vibration feature.Just plug the gray cable to Switch or Wii u console. Your best choice for Super Smash Bros. Service Policy--One Year Warranty and 45 days money-back guarantee. If you have any concerns with the gamecube adapter on pre-sale or after-sale, Please feel free to contact us!