Enhance your retro gaming setup with the NEC PC Engine ROM² Adaptor RAU-30. This essential accessory allows your PC Engine console to interface with the CD-ROM² system, unlocking the ability to play a wide range of CD-based games. Perfect for collectors and vintage gaming enthusiasts, the RAU-30 adaptor expands the functionality of your PC Engine, delivering an unparalleled gaming experience. Upgrade your collection today with this rare and valuable piece of gaming history!