These cables were custom made to work with our Retro Board by Brook Gaming.  These connect to the RJ45 port to the associated system you choose

Systems

• NEC PC ENGINE
• NINTENDO GAMECUBE
• NINTENDO ENTERTAINMENT SYSTEM (NES)
• ORIGINAL XBOX ADAPTER
• SEGA DREAMCAST
• SEGA SATURN
• SUPER NINTENDO / SUPER FAMICOM (SNES)
• USB (TO USE FOR PS3 or PC)
• SONY PS/PS2
  
• NINTENDO ENTERTAINMENT SYSTEM (NES)

Compatible with the Brook Retro Board

Quick Link: https://tinyurl.com/RJ45RETROCABLES