Netgear RNRX4410D. Total storage capacity: 4000 GB, Hard drive capacity: 1000 GB, RAID levels: 0, 1, 5. Internal memory: 1 GB. Supported network protocols: CIFS/SMB, AFP 3.1, NFS v2/v3, HTTP/S, FTP/S, Cabling technology: 10/100/1000BASE-T(X). Power supply: 80 W, Power consumption (typical): 220 W. Operating relative humidity range: 20 - 80 %, Operating temperature range (T-T): 0 - 40 °C