Description External usb fdd driver/external usb fdd /3.5inch usb fdd Usb fdd/external floppy disk driver Product description Fdd (external usb2.0) 1)usb interface 1)usb interface 2)3.5-inch 1.44mb fdd 3)super slim and lightweight 4)available usb bus supply current: 500ma or less 5)data capacity: 1.44mb (formatted) 6)usb data transfer rate:full speed / 12mbps 7)data transfer rate: 500kb (1.44mb) 8)number of cylinders: 80 9)rotation speed: 300rpm, 360rpm recording method: mfm 10)average latency time: 100 seconds (1.44mb mode) 11)support various operating systems (windows, mac) 12)color: silvery, black 13)shell material: plastic 50pcs/carton N.W:16.25kg G.W:17kg Size:61.3*36.5*22cm