Untested The Samsung SFD-321J/ADNR 3.5-inch internal floppy disk drive is a vintage computer component designed for use with older systems. With its compact 3½ inch size, it offers a reliable and efficient way to read and write data on floppy disks. Being a product from a reputable brand like Samsung, you can trust in its quality and performance for your computing needs. Ideal for those looking to restore or maintain the functionality of vintage computers, this floppy drive provides a crucial piece of technology for preserving digital data.