Used in very good condition. The NAS is in perfect working order.Are all Western Digital Enterprise drives and. As to be expected, some of the drives do show some SMART errors a few have between 1 and 9 bad sectors. Show less than 600 days of power on time in the drive health utility. The drive lock key was lost and is not included, but the drive bays are all unlocked. This is an excellent NAS in great condition. The item "Synology DiskStation DS2413+ 12 Bay Desktop NAS with 12 4GB NAS Drives (48TB)" is in sale since Sunday, December 26, 2021. This item is in the category "Computers/Tablets & Networking\Drives, Storage & Blank Media\Hard Drives (HDD, SSD & NAS)\Network Attached Storage". The seller is "draculabus1" and is located in Salt Lake City, Utah. This item can be shipped to United States.