Maxell 3.5" 640mb MO Disk (Magneto Optical Disk)  2048 bytes per sector. WINDOWS FORMAT

• Brand New
• WINDOWS FORMAT
• Lifetime replacement
• Always in stock for same day shipping

Maxell 640 MO Disks are manufactured to the same ISO standards as Philips 34PDO, Sony EDM-640c, Maxell 624510.  100% tested and certified, this media is compatible with any drive conforming to ISO Standard ISO 15041. This means these magneto optical disks are 100% compatible with equipment using the previously mentioned brands.

THESE WILL WORK IN ALL DRIVES - MAY REQUIRE REFORMATTING (TAKES ABOUT 20 SECONDS)