{"product_id":"edm640","title":"Sony EDM640 640MB 3.5-Inch Magneto Rewritable Optical Media Sony Part Number: EDM640","description":"\u003cp\u003eSony EDM640 640MB 3.5-inch magneto-optical (MO) media cartridge for archival data storage and backup applications. Compatible with Sony and third-party magneto-optical drives supporting the 640MB capacity standard. Rewritable format allows multiple write cycles, making it suitable for rotating backup sets and long-term information retention in environments requiring WORM-equivalent reliability. Typical use cases include medical imaging archives, financial record storage, and enterprise backup rotations where optical media longevity and non-volatile storage are required. Form factor fits standard 3.5-inch MO drive bays.\u003c\/p\u003e\u003cp\u003eTested and guaranteed; available via quote.\u003c\/p\u003e","brand":"Sony","offers":[{"title":"Refurbished","offer_id":52798810980565,"sku":"EDM640","price":89.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/4930\/9653\/files\/Optical-Drives-Gen_d7bfd546-bff6-46dc-bf8c-291dfec02355.webp?v=1765222571","url":"https:\/\/g5networkgroup.com\/products\/edm640","provider":"G5 Network Group","version":"1.0","type":"link"}