RetroPie: Build Your Own Raspberry Pi Retro Gaming Rig - Howchoo
USB Wired Game Controller For PC / Raspberry Pi Gamepad, Remote Dual Vibration Joystick Gamepad For PC (Windows XP / 7/8/10) And Steam / Roblox / RetroPie / RecalBox-1 Pcs - Walmart.com
Wii Retropie (Emulation Station) Theme from MrXblocks - Arcade Punks
Mayflash Wireless Sensor DolphinBar + Wii Remote not working (power issue)? - RetroPie Forum
RetroPie Guy
Finished project, want to add NES controller ports - RetroPie Forum
My very basic setup. Pi1 Model B. Bought Wii Classic Adapter to reuse my old Wii controllers. Would recommend. Seems it would support the Snes Classic controllers. : r/RetroPie
Light-gun on a Raspberry Pi 4 Model B+Mayflash Dolphin Bar(for Wii Remote) MAME Setup and Game-play! - YouTube
Line-of-sight accurate wireless lightgun with the Wii remote : r/RetroPie