The efficient Intellinet 561723 IES-05FP, 5-Port Fast Ethernet Switch, Desktop Size, Plastic, IEEE 802.3az (Energy Efficient Ethernet), Black, is a compact switch with five Fast Ethernet ports to expand your network in an instant. Features: Easy plug-and-play installation - simply power it up and start using itGreen Ethernet power-saving technology deactivates unused portsFive 10/100 auto-sensing ports automatically detect optimal network speedsSupports any combination of 10 Mbps or 100 Mbps network devicesSwitch fabric of 1.6 GbpsSupports 1k M