4-Ports PoE Extender has 5 10/100M PoE ports, among them, 1 port for power input, and others for power output. Comply with 10/100BASE-TX, IEEE802.3at (power-in) /IEEE802.3af (power-out). The power input is 25.5W in total. Power output for single port is 15.4W ( max). PoE Extenders can increase the transmission distance for Ethernet data and PoE power up to 120m via Cat5 UTP cables. It offers you great flexibility to extend the distance of PoE.Comply with IEEE 802.af Power over Ethernet; 10/100M Supported;Extender the range of PoE an additional 120 meters; Automatically detects and protects PoE equipments from being damaged by incorrect installation;Plug-and Play no configuration required; 1Port PoE extender can forward both ethernet and PoE power for 1 terminal equipment via Cat5 UTP cable. Specification: PoE input: 1 RJ45 port PoE output: 4 RJ45 port Network Medium: Cat5 or better UTP cables (less than 120m/393ft) Repeater Mode: Store and forward Address Table: 2K Packet Buffer