Turn a 3.5in SATA drive into an external USB (Universal Serial Bus) 3.0 hard drive The Star Tech.com USB (Universal Serial Bus) 3.0 to SATA external hard drive enclosure allows almost any standard 3.5in internal SATA Hard Disk Drive (HDD) to be made into a cost-effective external Super Speed USB (Universal Serial Bus) 3.0 hard drive. With transfer rates up to 5 Gbps, which is 10 times faster than USB (Universal Serial Bus) 2.0 (480 Mbps), speed is no longer compromised for convenience, ease of use or portability. Still being backwards compatible with USB (Universal Serial Bus) 2.0, however, this enclosure ensure it will still work with computers that don't have USB (Universal Serial Bus) 3.0 ports yet. Made using sturdy, light-weight aluminum & no fans, the enclosure offers optimal & quiet cooling for even current, high capacity hard drives.