Support long range serial POE devices via "PoE Through Technology" up to: 4 x POE Ethernet10/100M self-adaptive, each port with standard 4 wire PoE power + max 60W; 2 x 10/100/1000BASE-T/SFP fiber ports,transceive IP packet data upto 80Km; 2 x 10/100/1000BASE RJ45 Ethernet port; 1 x RS232. Total power: 220VAC / 240W.