Dynex DX-HD303513 USB 3.0 3.5" SATA Hard Drive Enclosure Kit Convert an internal hard drive for external use. Also PC and Mac compatible. Compatible with most 3.5" Serial ATA hard drives Aluminum construction provides a durable design to safeguard your hard drive. Backward compatible with USB 2.0 and 1.1. Plug-and-play design helps simplify installation.