The GV-POE0410-E is a 4-port PoE Switch with 4 PoE+ 10/100/1000BaseT(X) port and 1 Gigabit SFP. The switch supports IEEE 802.3at Power over Ethernet standard with up to 30 W per port and maximum 130 W power consumption per system. No special network cable is required for connecting your powered devices (PD), such as IP cameras. The GV-POE0410-E is featured with a redundant power supply for automatic power backup and supports alarms alerting for power and link failure. The switch is designed for small network environment to strengthen its network connection and efficiency. Extreme temperature support (?40°C ~ 70°C /?40°F ~ 158°F).