Cisco 1.0TB Gigabit Network Storage System. Total storage capacity: 1000 GB, Hard drive capacity: 250 GB, Hard drive rotational speed: 7200 RPM. Flash memory: 512 MB. Compliance industry standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEE 802.1q, IEEE 802.1p, Data transfer rate (max): 1000 Mbit/s. Management protocols: HTTP/HTTPS, SNMPv3. Power supply: 150 W, Power consumption (typical): 53 W