This is the PC Engine DUO-R, a game console by NEC/Hudson. It has been confirmed to function properly when reading HuCARDs/CDs and checking the backup RAM. The main unit has scratches and dirt commensurate with its age. There is not much discoloration. Accessories: - Original controller - AC adapter - AV cable - It works intermittently with some fiddling due to amateur repair. Consider using a compatible cable from Columbus Circle. - Avenue Pad 6 - Ten no Koe Bank (Voice Bank) - The backup battery is not guaranteed. Bulk purchases are welcome. Please note that individual accessories will not be sold separately. Thank you for your understanding.