The VTG Universal Video Game RF Switch by Performance Designed Products is a black RF switch adapter made of plastic. It is compatible with various video game models including 3DO, Nintendo SNES, Sega Genesis, and Nintendo NES, as well as the Nintendo NES Classic Edition. This product allows users to connect multiple gaming consoles to a single TV set or monitor using RF connectivity, providing a convenient and streamlined setup for gaming enthusiasts. Open box, never used.