This SEGA Game Gear Color TV Tuner Cartridge is a vintage accessory that may need some restoration work. It is designed for UHF and VHF frequency bands and has not been tested for functionality. The cartridge is gray and was manufactured by SEGA in Japan.
It is compatible with the SEGA Game Gear platform and has a model number of MK-2101. This particular cartridge does not come with any custom bundles. This accessory falls under the category of "Other Video Game Accessories" and is sold as-is for parts or repair.
