Network Protocol Proprietary virtual USB protocol , TCP/IP Network Operating System Support Windows 2000/XP/Vista/7 Advanced Feature DHCP(client) Support Supports POST(Power On Self Test) Firmware Upgradable Management Windows Utility Web Management Interface 1 USB2.0 Port 1 Fast Ethernet RJ-45 Port LED Link 100Mbps USB Power 5V DC 2A Safety & Emission CE, FCC Dimentions 2.2 x 2.0 x 0.9 in.(56 x 52 x 23mm) Environment Operating Temperature: 0℃~50℃ (32℉~122℉) Storage Temperature: -5℃~65℃ (23℉~149℉) Operating Humidity: 0%~70% non-condensing Storage Humidity: 0%~80% non-condensing