Thank you for viewing. [Product Name] 3.5-inch Optical Disk Subsystem OTJ-230 Serial Number 170048 Nobel Plan Co., Ltd. Made in Japan It was working at the time, but it has been stored in a warehouse for many years and has not been used, so I am putting it up for sale. I was able to confirm that the power turns on, but I am not sure if it will work with a PC, so I am selling it as junk. [Contents] External MO disk drive (SCSI) main unit AC power adapter (not genuine) [Condition] The main unit has age-related deterioration, dirt, and discoloration. I don't think there are any scratches or damage. Power ON confirmed. MO disk insertion & ejection not confirmed. No claims and no returns, please.