2-Port RJ-45 interfaces: 1-Port Data + Power output; 1-Port Data input. 1 x DC 56V input power socket. Complies with IEEE 802.3at Gigabit High Power over Ethernet standard, Mid-Span PSE. Provides DC 56V power over RJ-45 Ethernet cable to devices with Ethernet port. Provides PoE power to 1 IEEE 802.3at compliant device. Supports PoE Power up to 30 watts for PoE port. Auto-detects PoE IEEE 802.3at equipment, protecting the devices from being damaged by incorrect installation. Remote power feeding up to 100m. IEEE 802.3af Splitter devices compatible.