WHAT THIS PRODUCT DOESThe TP-Link 5-Port 10/100Mbps desktop switch TL-SG1005D provides you an easy way to make the transition to 10/100Mbps Ethernet. Increase the speed of your network server and backbone connections. or make 10/100Mbps to the desktop a reality. Moreover. TL-SG1005D adopts lower power consumption design. With the innovative energy-efficient technology. the TL-SG1005D can save up to 80%* of the power consumption. making it an eco-friendly solution for your home or office network. GO GREEN WITH YOUR ETHERNETYou now have the choice to go green when upgrading to a 10/100Mbps network! This new generation TL-SG1005D 5-Port 10/100Mbps Desktop Switch features the latest innovative energy-efficient technologies that can greatly expand your network capacity with much less power. It automatically adjusts power consumption according to the link status and cable length to limit the carbon footprint of your network.Power down Idle PortsWhen a computer or network equipment is off. th