8bitdo gbros. wireless adapter for nintendo switch works with wired gamecube & classic edition controllers nintendo switch - Newegg.com
raphnet technologies on Twitter: "Here's a nice way to use a #N64 controller on a #Switch: Combine our N64 to Wiimote adapter with a @8BitDo GBros.! https://t.co/Ch8298TYv4 https://t.co/lYCVZgvbNz" / Twitter
8Bitdo Gbros. Wireless Adapter for Nintend Switch for GameCube for NES/for SNES/for Wii Classic controller|Replacement Parts & Accessories| - AliExpress
8bitdo Gbros. Wireless Adapter for Switch Review - EllisWorkshop.com