Iomega 160GB Network Hard Drive. Hard drive capacity: 160 GB, Hard drive rotational speed: 7200 RPM, Hard drive size: 88.9 mm (3.5 "). Weight: 0.907 kg. Operating temperature range (T-T): 5 - 50 °C. Access time: 9 ms, Minimum system requirements: Available 10/100 Mbps network Ethernet port, DHCP configured network,, Power requirements: 110~220V AC, 50-60 Hz, 12V, 1.5A