This unit powers (24) PoE appliances. The maximum wire distance from the camera to the unit is 220 feet using Cat5 and 300 feet using Cat6. Features: 24-port 10/100BASE-T Gigabit Ethernet RJ45 copper with POE function 2 1.25Gbps SFP interfaces + 2-port 10/100/1000BASE-T Gigabit Complies with IEEE 802.3af/at Power over Ethernet end-span PSE&l