... rack-mountable structure, and indutrial grade designSpecifications;Standards and ProtocolsIEEE802.3, 802.3u, 802.3ab, 802.3x, CSMA/CD, TCP ... : 10%~90% non-condensingStorage Humidity: 5%~90% non-condensingPowerBuilt-in power adapter supply,100-240V~, 50/60Hz"Honesty, Innovation, Easy ... intellectual property or other rights of a third party 24-Port Management Gigabit Ethernet Switch, Metal Housing