Easy add-on storage for home or office. Instantly expand your storage to hold digital photos, music, and data files. It's simple to install - just plug the external drive into an available USB port on your PC. Compatible with the fast USB 2.0 interface and USB 1.1. The Maxtor Personal Storage 3100 offers a dependable Maxtor hard drive to store your important documents and precious memories. Up to 480Mb/sec data transfer rate, compact design and PC compatible.