Sewell PoE Injector 50V, IEEE802.3af , With Power Supply Standard: IEEE802.3/3u 10BASE-T/100BASE-TX IEEE802.3af Power over Ethernet Network Cable: 10BASE-T: 2-pair UTP/STP Cat.3, 4,5 cable, EIA/TIA-568 100-ohm (100m) 100BASE-TX: 2-pair UTP/STP Cat.5 cable, EIA/TIA-568 100-ohm (100m) Mix Ethernet and power into RJ45 port