USB GAMEPAD CONTROLLER: It is usb game controller for Windows PC,Mac and Raspberry PI, connected by standard 2.0 USB port,no need extra driver,just plug and play, simple use. WIDELY COMPATIBLE: you can play on any PC or Mac with a usb port, compatible with Win98, ME, Vista, 2000, 2003, XP, 7, 8, 8.1, 10 ; Linux Ubuntu, RetroPie systems; Mac OS X and beyond.NOTE: it not compatible with classic mini, Wii, Switch. WIRED NES CONTROLLER: NES classic style, comes with built-in 5.6ft.long cord (not wireless), which is long enough for playing games with comfortable distance. NES USB GAMEPAD: it supported to play the old games, like super Mario, Teenage Mutant Ninga Turtles, Contra(Operation C), Ninja Gaiden, The Legend of Zelda,DOUBLE DRAGON, Downtown - Nekketsu Monogatari, Tetris... 2 PACK SET: Comes with 2 controllers, you can enjoy the games with your friends to go back your childhood, or accompany your kids to creat new good memories.