1. Comply with IEEE 802. Power over Ethernet (10/100/1000M Supported). Extender the range of PoE an additional 100 meters2. Automatically detects and protects PoE equipment from being damaged by incorrect installation3. Plug-and Play no configuration required4. 4-Port PoE extender can forward both Ethernet and PoE power for 1 terminal equipment via Cat5 ,Cat5e,Cat6,Cat6e,UTP cable.5. 4-Port PoE Extender has 3 10/100/1000M Lan ports, among them, one for power input, the other three for power output. Comply with 10/100/1000 BASE-TX,IEEE 802.3 -PoE. 6. Used with AP, IP camera, IP telephone and the other network equipment in the situation of the lack of power line or far from the power outlets7. Installed at hotels, schools, buildings, villages, etc.Network standard: IEEE802.3, IEEE802.3u, IEEE802.3xPoE connection standard: