The DGS-1005G 5-port Gigabit Switch from D-LINK SYSTEMS® is part of Green devices using D-Link Green technology. Created with the Small or Home Office (SOHO) user in mind, the DGS-1005G saves energy while reducing heat output, providing you a longer product life without sacrificing operational performance or functionality. Plus combined with an efficient power adapter that is EnergyStar level V qualified, minimized the use of harmful substances (RoHS compliant) in the device and enclosed in recyclable packaging make this switch truly environmentally friendly. Additionally the Switch helps you conserve energy automatically through several methods. It automatically powers down ports that have no link activity, allowing the switch to save energy by cutting power usage for unused ports or ports connected to computers that have been shut down. Moreover it can also detect connected cable lengths and adjust power usage accordingly, helping you save energy without effecting networking performance. With all these features and more, the DGS-1005G 5-Port Gigabit Desktop Switch provides truly environment friendly and energy conservative solution for your network.