Logitech MO Drive LMO-PB636FU2 [Logitech LMO-PB636FU2] Working Properly Logitech 640MB Compatible MO Drive IEEE1394 / USB2.0 Connection *Supports up to 640MB Discs Read/Write/Format operations have been confirmed. * When connected via IEEE1394: External power not required (bus power) * When connected via USB: External power required (self-powered) [Included Items] ・USB connection cable ・Logitech AC adapter There is some discoloration and minor scratches typical of used items, but it is in good working condition and is a beautiful item! However, please understand that this is a used item. Instant purchase is OK.