Superior performance and high capacity combine to give you truly magical graphics and audio/visual performance. Samsung's HD400LJ allows you to store more movies and music titles on your PC and dramatically increases the range and quality of your PC experience. The HD400LJ features a 400 GB formatted capacity as well as a 7200 RPM spindle speed, and an 8 MB Buffer. Designed with the multimedia computer user in mind, the HD400LJ features NoiseGuard technology for quiet operation! Order today!