Multi-function USB FDD 1.44MB, 3.5" floppy disk drive Floppy plus card reader Usb floppy drive Warranty: One year.  Interface:  USB 1.1 Type A; USB2.0 compatible USB transfer rate:     5 mb/sec(max) Voltage:   DC +5V +-5%, 500Ma;  No necessity of adapter; Power from the USB interface Dimension:    103x17x149 mm Environment Temperature:   5 C ~35 C supported floppy disk format:  1.44MB(TEAC-05) Supported Operating system:  Mac OS 8.6/9.0/9.0.2/9.0.4/9.1 Win 95/98/2000/ME/XP/7 USB2.0 multi card reader support:CF I/CF II/MS/SD/T-Flash/MS/MS Pro/MS Duo/MS MG/MS MG Pro/MS MG Duo/  MSMG Pro Duo/MS Pro Duo/XD/M2 one port usb

usb extemal FDD