The Porsche Design P'9230 4TB USB 3.0 Desktop Hard Drive from LaCieprovides enhanced performance in a 5mm aluminum casing. This durable hard drive makes it possible to store a large number of HD quality videos, movies, photos, and other files. Transfer these files quickly and efficiently via the USB 3.0 port allowing for data transfer speed of up to 5Gb/s. The USB 3.0 port is also backwards compatible with USB 2.0 connectivity for data transfer speeds of up to 480Mb/s.