2-port RJ45 interfaces: 1-port Data + Power output; 1-port Data input. 1 x AC 100-240V input power socket. 1-port Gigabit High Power over Ethernet Mid-span PSE. IEEE 802.3at Power over Ethernet Plus compliant. Backward compatible with IEEE 802.3af Power over Ethernet. Supports PoE Power up to 30 watts for PoE port. Up to 1 IEEE 802.3at device powered. Provides DC 50-54V power over RJ45 Ethernet cable to device with Ethernet port. Auto-detection of PoE IEEE 802.3at/af equipment and devices that could be damaged by incorrect installation. Remote power feeding up to 100m