DH-PFS3211-8GT-120 is an unmanaged Hardened PoE Switch with 8 × 10/100/1000 Mbps PoE Ports. It provides 8 × 10/100/1000 Mbps Ethernet ports , 2 × 1000 Mbps uplink SFPs and 1 ×10/100/1000 Mbps Ethernet uplink ports . The product is equipped with two types of transmission modes (Extend Mode On/Extend Mode Off). The red port supports the IEEE802.3bt and the Hi-PoE standards. The maximum power consumption is 120W. It also supports PoE watchdog to avoid manually maintenance and device restart, which can realize the intelligent management and reduce the cost.