Complies with IEEE 802.3af Power over Ethernet, IEEE 802.3/802.3u 10/100Base-TX. Provides DC 48V power over RJ-45 Ethernet cable to device with Ethernet port. LED power input indicators. Distance up to 100 meters. Auto-detects POE IEEE 802.3af equipment, protects devices from being damaged by incorrect installation. Works with EIA568, category 5,4-pair cables for 10Base-T or 100Base-TX. EMI standards complies with FCC, CE class B. 2 x RJ-45( 1 for data + DC out, 1 for data in). 10/100Mbps (vary on Ethernet device attached).