Features5x 10/100Mbps Auto-Negotiation RJ45 ports, supports auto MDI/MDIXGreen Ethernet technology saves the power up to 70%IEEE 802.3x flow control provides reliable data transferPlastic case, desktop or wall-mounting design better for home and office usePlug and play, no configuration requiredSpecificationsHardwareInterface  5 * 10/100M RJ45 port, Auto-Negotiation, Auto MDI/MDIXLED  PWR, 1-5Power Supply  DC 5V/800mA(Output)Dimensions (L x W x H )  99 x 57 x 21 mmSwitching FeaturesStandard  IEEE 802.3 10Base-T, IEEE 802.3u 100Base-TX,IEEE 802.3x Flow ControlAccess Method  CSMA/CDTransmission Method  Store and ForwardData Transmission Rate  10/100Mbps(Half-duplex)20/200Mbps(Full-duplex)MAC Address Table  2KOthersCertification  FCC, CE, BSMIEnvironment  Operating Temperature: 0?~40?Storage Temperature: -20?~70?Operating Humidity: 5%~90% non-condensing Storage Humidity: 5%~90% non-condensing