Buffalo LinkStation Pro 1TB. Total storage capacity: 1000 GB, Hard drive capacity: 1000 GB. Compliance industry standards: IEEE802.3ab/IEEE802.3u/IEEE802.3, Supported network protocols: TCP/IP, Networking features: 10/100/1000Mbps. Management protocols: HTTP. Power requirements: AC 100-240V, 50/60Hz. Operating relative humidity range: 20 - 80 %, Operating temperature range (T-T): 5 - 35 °C