Industrial 4 Ports Gigabit Ethernet Switch UTP7204GE Datasheet Manual Firmware FEATURESStandard: IEEE802.3, IEEE802.3u, IEEE802.3ab, IEEE802.3zProvide 2 optical and 2 Ethernet uplink ports, wherein 1 optical port and 1 Ethernet port are Combo ports.Provide 4*10/100/1000Mbps adaptive downlink ports.Support port(Auto MDI/MDIX)function.Standard DC port and green terminal port, support power adapter with different connectors and power.Redundant power design, support power hot backup.Fanless wavy metal shell with heat dissipation design.Fast installation and easy operation, convenient for wall, din rail and desktop installation