The U Series family of disc drives is now available in capacities of up to 80 Gbytes. This generation of U Series drives offers the best combination of performance, acoustics and reliability. Idling at just 2.9 bels, U Series is one of the quietest drives available. And with Seagate's exclusive 3D Defense, no other drive provides more to protect end-users' data. Count on U Series drives for reliable performance in PCs, consumer electronics devices, and industrial applications.