1、RJ45 Port: This Gigabit Ethernet switch supports 10M/100M/1000M auto negotiation, full duplex or half duplex. Support automatic intersections between MDI and MDIX. Consistent with the IEEE 802.3 802.3 z/u / 802.3/802.3 ab 2、LED Indicator: This computer networking switch has LED indicator to easily monitor the status of TX, FX LINK/ACT, POWER, FDX. Support jumbo frame size 9K bytes. 3、Long Distance Transmission: When used with different types of SFP modules, the heat exchange FX port extends the optical fiber distance to 0 to 120km. 4、Plug and Play: This Ethernet fast switch is plug and play, it works immediately after plug in the optical fiber port and RJ45 port. 5、Metal Case: This Ethernet network switch adopts sturdy metal case, and it supports the operating temperature range from 0℃ to 60℃. Item Type: Gigabit Ethernet Switch Material: Metal Supported Protocols: IEEE 802.3i IEEE 802.3u IEEE 802.3ab IEEE 802.3z RJ45 Port: 8 SFP: 8 1 x Gigabit Ethernet Switch 1 x Power Cord 2 x Metal Plate