LOOKSEVEN Wired USB Controller Breakaway Cord Cable Guitar Hero Adapter Compatible for Xbox 360 (2PCS) : Amazon.co.uk: PC & Video Games
The Raphnet Wii Classic Controller to USB is the real del. It's seriously as good as a Wired Xbox 360 guitar. Legitimately buy one of these if you have a Wii Guitar.
Amazon.com: Wireless USB Gaming Receiver Adapter Compatible with Microsoft Xbox 360 Controllers, Desktop PC Laptop Gaming Adapter for Windows PC : Video Games
Found this for $20. XBOX 360 guitar. Is it a good deal? If so, what adapter do I need to connect it to my PC? : r/CloneHero
2pcs/lot Usb Breakaway Adapter Cable For Xbox 360 Wired Controllers For Xbox 360 Rock Band And For Guitar Hero Charging Cord - Cables - AliExpress
Wired Controller Usb Breakaway Cable Adapter Lead For 360 Guitar Hero Dropship - Cables - AliExpress
Amazon.com: Guitar Hero Live Compatible 360 USB Dongle Wireless Receiver Only