Iomega StorCenter Network Hard Drive 500GB. Hard drive capacity: 500 GB, Hard drive rotational speed: 7200 RPM, Hard drive interface: USB 2.0. RAID levels: 0, 1. Weight: 2.13 kg, Width: 80 mm, Depth: 199 mm. Minimum system requirements: 10/100 Mbps network Ethernet CD / DVD UPnP digital media adapter, Networking features: Gigabit Ethernet 1000/100/10 Mbps. Package dimensions (WxDxH): 240 x 130 x 270 mm