Retro-Bit RetroPort NES to SNES Cartridge Adapter Type: Cartridge Adapter Specification: Custom-fitted Adaptor to play NES games on your SNES. Compatible with most NES games and SNES consoles. Feature: Plug and Play. Light-weight and Travel-Friendly! Package Contain: 1 x Retro-Bit RetroPort NES to SNES Cartridge Adapter