1Excellent Chips: Equipped with excellent chips to ensure stability and ultra low latency data transmission, in line with IEEE 803,803u,803z,803ab, 10 100 1000Base TX FX. 2Metal Shell: Metal shell, durable, long service life, suitable for indoor and outdoor working environment, and strong heat dissipation, designed with cooling holes on both sides of the device to keep heat dissipation, can work for a long time. 3Fiber Type: SMF, dual SC, 1310 wavelength; RJ45 interface: 10M 100M 1000M, full duplex or half duplex, connected to UTP CAT5 line, support MDI,MDI X automatic frequency division. 4Plug and Play: Modular configuration design, support hot swap, plug and play. TX, FX LINK,ACT, POWER, FDX LED indicators can dynamically feedback link connection status and fault detection, and easily monitor internet status. 5Fiber Port: Gigabit fast Ethernet media converter 25Gbps, fiber type SMF 1310nm wavelength, 2x RJ45 ports: CAT5E,CAT6 10M 100M 1000M, support jumbo frame size 9K bytes.