This product displays "support.apple.com". Please research further online for details. I am unable to unlock it as I do not have a PC. Please consider this item as junk. Use it for repairs, parts, or restoration. It appears to be in relatively good condition. The condition is as shown in the photos. (Please examine the photos carefully, as there may be minor scratches even in areas not explicitly mentioned. Please also be aware of any title errors or misunderstandings.) As this is a used item, please refrain from purchasing if you are looking for a new item or if you have any concerns about the product.