Iomega StorCenter Pro 450r Series. Total storage capacity: 2000 GB, Hard drive capacity: 500 GB, Hard drive rotational speed: 7200 RPM. Internal memory: 1024 MB. Processor family: Intel Xeon, Processor clock speed: 1860 MHz. Supported network protocols: TCP/IP, AppleTalk, IPX, CIFS/SMB, NFS, AFP, HTTP 1.1, FTP, WEBDAV. Weight: 11.3 kg