RPM: 7200 RPM Form Factor: 3.5" Interface: USB 2.0 / IEEE 1394a / 1394b / eSATA Dimensions: 1.5" x 5.0" x 9.0" Weight: 51.4 oz. Features: TurboUSB - Increases your file transfer speed! Easy Setup does not require drivers Pre-formatted drive for immediate use SecureLockWare software for Windows PCs encrypts your data, preventing unauthorized access by others Memeo AutoBackup software for Windows PCs included Parts: 1 year limited Labor: 1 year limited