LAN ports: 5 x RJ45 ( 4 x PoE+ (802.3af/at) ) ; Transmission speed: 10 / 100 / 1000 Mbps - 4 LAN & PoE ports, 10 / 100 / 1000 Mbps - 1 Port LAN ; Maximal total power: 120 W ; Main features: 4-pin industrial power socket, Wide range of supported supply voltages ; Power supply: 7 ... 57 V DC, 44 ... 57 V DC - PoE IN ;