Specifications: 1) Complying with IEEE802.3 and IEEE802.3U 2) External power supply 3) 1 RJ-45 10/100Mbps port with full/half duplex auto-negotiation 4) MDI/MDI-X auto-negotiation 5) Wavelength: 850nm/1,310nm (MM), 1,310nm/1,550 (SM) 6) Fiber cable: a) Multi-mode: 50/125um or 62.5/125um b) Single-mode: 9/125um 7) Maximum distance: 60km (SM) 8) Input voltage: 5V DC(external power supply) 9) Input power: 5W 10) Operation temperature: 0 - 60癈 11) Storage temperature: -10 ~+70癈 12) Humidity: 5 - 95% (non-condensing) 13) Remark: we can also provide stand alone media converters with internal power supply