I purchased this about three years ago from Sofmap. I've only used it two or three times a year since then, and there are no major scratches or stains on the main unit. - Model Name: USB SuperDrive (MD564ZM/A) - Accessories: Box, Instruction manual - Connection method: USB This is the package for the Apple USB SuperDrive (Model No.: MD564ZM/A). This is an official Apple external optical drive that supports reading and writing CDs and DVDs. You can play CDs and DVDs to listen to music, watch movies, and access files backed up on discs. Operation has been confirmed, but please understand that this is a used item.