Product Name: Media Converter (10 / 100 / 1,000M)Place of Origin: ChinaFeatures: 1) Standard: supports the IEEE802.3, IEEE802.3u, IEEE802.3ab, and IEEE802.3z standards 2) Compatibility: 10M, 100M, 10/1,000M 2) Fiber-optic connector port: SC/ST/FC 3) Optic port transmission: 550m (multi-mode), 10km, 20km, 40km, 80km (single mode) 4) Provides 1,000mbps port with RJ-45 connector 5) Electrical port connector: UTP 5 6) Operation modes: full / half duplex auto negotiation 7) Wavelength: 850nm, 1,300nm (multi-mode) 1,310nm, 1,550nm (single mode) 8) Indication light: PWR (power supply), TPR (TX port receive data), RX (FX port receiving situation) 9) Power: AC 220V or DC-48V optional 10) Twisted-pair interface: node/hub or switch 11) Operating temperature: -10oC~oC 12) Storage temperature: -10oC~70oC 13) Working humidity: 5% ~ 95% (no-condensing) 14) Dimensions (W x H x L): 158 x 39 x 200mm Ordering information: 1) GH-EC M1412-0.5 (multi-mode / 550m / 850nm) 2) GH-EC S1422-10 (single-mode / 10km / 1,310nm) 3) GH-EC S1422-20 (single-mode / 20km / 1,310nm)