Features: 3.5 Simulation Floppy Disk Drive USB Emulator Plus - supports up to 100 virtual partitions,Support System: Windows 2000 and windowsXP. 32-bit CPU design, high integration and reliable performance. Floppy driver with 34pin interface,and 5V DC power plug Use 2HD flpppy disk with 1.44MB capacity Format of disk:Cylinders:80 Tracks:160 Sectors/Track 18 Bytes/Sector:512 Data Transfer rate:500 kbps Encoding method:MFM . Use common U disk, the software required the use of space partitioning 100 1.44M. 100% brand new and high quality Floppy drive interface to connect to the device through the installation simple. Plug and play, no need to reset. Package Includes: 1PC x Floppy Drive Specifications: Model: SFR1M44_U100K Voltage: 5V DC Shell Material: ABS Shell Color: Black Size: approx. 123x100x25mm/4.84x3.94x0.98in Interface: USB port, 4-pin plug (power supply), 34-pin plug (standard floppy drive) Compatible with: yamaha- korg roland electronic organ, etc. note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you