Features Complies with 802.3u 10/100base-tx and 100base-fx standard Provide one fiber connector and one utp connector Auto-detection of half/full duplex transfer mode for tx port Auto-negotiation of 10/100mbpa rate and auto-mdix for tx port Provide switch configuration of half/full duplex transfer mode for fx port Led indicators provides status to easily monitor network activity External or internal power supply Compact size Can be used in 2u rack Parameters : Standards: ieee802.3 , ieee802.3u , ieee802.3x Data rate : 10/100mbps Operating wavelength: multi mode: 850nm, 1300nm, 1310nm & Single mode: 1310nm, 1550nm Transmit distance: multi-mode: 2km5km & single mode: 20-120km Fiber interface: sc, st and fc are available Fiber type: multi-mode: 50/125um, 62.5/125um single mode: 9/125 um Rj45 port utp cable -100ohm up to 100m Power supply: input-220vac, -48vdc Power consumption:5w Operation temperature: 0~70 Storage temperature: -40~85 Humidity: 5%~95%(non-condensing). Kington packing.