GameCube Controller Adapter. Super Smash Bros GameCube Adapter for Wii u, Pc, Switch. No Driver Need and Easy to Use. 4 Port Black Gamecube Adapter(Improved version) The Gamecube is updated version,No driver need and easy to use.Just fun to play super smash bros with the gamecube controller adapter. Support Wii u, PC USB, Nintendo Switch and Mac OS with the GC controller or wireless gc controller. Just Switch the button "Wii u/PC" located on the side. The GameCube Controller Adapter allows you to connect up to four GameCube controllers. No lag to play,Is your best choice for super smash bros. If you want to play on Switch,Please update your system out to 4.0. The most important Nintendo announces super smash bros would land Switch. 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! Updated chip, Design by USA. No Driver need and No lag to play.Easy to setup and play. Support Wii u, PC USB, Nintendo Switch and Mac OS with the GC controller or wireless gc controller. Gamecube Adapter X 1 Instruction Manual X 1 Tec Support X 1