Description .3 in 1 Gamecube GC Second Generation controller Adapter for Nintendo Switch NS/ Wii U/ PC is the update version adding button "TURBO" and "HOME" .!This Gamecube GC controller Adapter is your best choice to play Super Smash Bros on wii u. Supporting up to 8 Game cube at the same time(Need two adapters); supporting Wii u,PC, Ninteno Switch and Mac. Easy switch the wii u/pc button located on the side, No driver needed. Just have fun with the 3 in 1 Gamecube GC adapter!Features *Support Wii u, PC USB, Nintendo Switch and Mac OS with the GC controller or wireless NGC controller. Just Switch the button "Wii u/PC" located on the side. *Add "TURBO" and "HOME" buttons makes up for the inadequacies of the GameCube controller. *Up to Eight Players: You can play with eight friends at the same time,Just needing two gamecube adapters.*Easy to Use: No driver needed, just plug the cable to Switch or Wii u console, and then you can enjoy your game time.*Attention: For Nintendo Switch, please update the system beyond 4.0. No "+" / "-" map buttons, some game features may not work.