Linksys Network Storage Link for USB 2.0 Disk Drives. Compliance industry standards: USB 1.1/2.0, IEEE 802.3, IEEE 802.3u, Data link protocols: Ethernet, Fast Ethernet, Cabling technology: Cat 5 Ethernet. Weight: 0.156 kg. Operating relative humidity range: 10 - 80 %, Operating temperature range (T-T): 5 - 40 °C, Storage temperature range (T-T): -10 - 60 °C. Compatible operating systems: Windows 98SE, Me, 2000, XP, Minimum system requirements: USB 1.0/1.1/2.0 CD-ROM Internet Explorer 5.0/Netscape Navigator 4.7. Certification: FCC, CE