[Hard-to-Find Item] TDK MO 650MB/1.3GB Large-Sized MO Discs TDK MO650MB (MO-R650) 1 disc TDK MO1.3GB (MO-R1300) 1 disc ・MADE IN JAPAN ・Outer plastic case size: W143 x H159mm Large-sized MO (Magneto-Optical Discs) were mainly used for data storage and backups. In particular, they were used as a high-capacity removable media, replacing floppy disks in the 1990s. Currently, production and sales have ended, making it difficult to obtain new ones. Main Uses and Features of MO: * High-capacity data storage: Could store large amounts of data at the time, such as 128MB, 230MB, 640MB, and 1.3GB. * Rewritable: Data can be rewritten, allowing for repeated reading and writing of data. * Durability: Considered to have high durability as a rewritable media. * Removable media: Could be removed from the MO drive and carried around, making it convenient for data backup and transfer. ◎ Purchased as original sales material, so the packaging film has been opened, but the tape itself is in very clean condition. (Unused) * Everything in the photos is included. The condition of the main body is fine, but there may be some age-related deterioration due to long-term home storage. Please understand and purchase accordingly.