This is a brand new Sabrent External USB 1.44 MB Floppy Disk Drive in black color. It is compatible with both PCs and Macs and has a form factor of 3.5 inches. The unit is powered through USB and has an interface of USB. It can write hard floppy disks and comes with a plug & play feature for easy setup. This Sabrent model is SBT-UFDB and is part of the Sabrent product line. It is a great addition for those who need a reliable and portable external drive.