The 4-port Amer Networks 10/100M Desktop PoE Switch provides a seamless network connection, integrating 100Mbps Fast Ethernet and 10Mbps Ethernet network capabilities. Cost saving and flexible with PoE power provision, the SD4P4U provides a PoE power injector function which is able to drive 4 IEEE 802.3af compliant powered devices. The switch also provides a simple, cost-effective, and highly reliable network connection for data as well as power.