"500GB EDGE 3.5"" USB 2.0 HARD DRIVE 7200 RPM- Store important documents digital pictures music video and more. Four color choices: Glacier Ruby Onyx and Titanium. Fits nicely on any desk either horizontally or vertically. Enough storage for the heaviest of users with capacities from 80GB - 750GB. Back up an entire notebook or desktop computer in minutes. Easily transport your files. ."