Features: 1.2 Fiber/Multimode: This ethernet switch converter has inbuilt 2 fiber/multimode module 850nm with SC port, and extend your 100M or fast Ethernet network up to 0.55km/0.34 miles. 2.Optical Port: This fiber media converter has 1000Mbps ethernet single SC connector. RJ 45 Port: CAT5E/CAT6 10/100/1000Mbps ethernet, Cat.5e or Cat.6 cable. Auto negotiation: full/half duplex auto negotiation, MDI/MDIX auto crossover. 3.LED Indicator: This fiber media ocnverter has LED indicator to provide status to monitor network activity easily. Complies with IEEE 802.3i IEEE 802.3u IEEE 802.3ab IEEE. 802.3z Status LED's for TX, FX LINK/ACT, POWER, FDX to easily monitor network status. 4.Plug and Play: Simply plug this ethernet media converter in optical port, and it will work immediately, External power supply provided, support 9KB jumbo frame. Supports wide temperature range from 0C to 70C. 5.Space Saving: This optical media converter features compact module design, which is more convenient to deploy in narrow space. specification:Item Type: Ethernet Switch Converter Material: Metal Supported Protocols: IEEE 802.3i IEEE 802.3u IEEE 802.3ab IEEE 802.3z Data Rate: 100Mbps for Optical Interface and 10/100/1000Mbps for Electrical Interface PackageList:1 x EthernetSwitchConverter 1 x Power Adapter 1 x User Manual