Specifications: 1) Complies with IEEE802.3ab, IEEE802.3u, and IEEE802.3z 2) 1 RJ-45 1,000Mbps port with full/half duplex auto-negotiation 3) Input voltage: 5V DC (external power supply) 4) Wavelength: 850N.m or 1,310N.m (MM); 1,310N.m or 1,550N.m (SM) 5) Maximum distance: 80km (SM) 6) Fiber cable: a) Multi-mode: 50/125um or 62.5/125um b) Single-mode: 9/125um 7) Indicators: PWR (power supply), TPR (TX port receive data), RX (FX port receiving situation), 10M (Tx port work rate is 10M), 100M (Tx port work rate is 100M), 1000M (Tx port work rate is1,000M) 8) Dimensions: 120 x 88 x 27mm 9) Operation temperature: 0 - 60°C 10) Storage temperature: -10 - +70°C 11) Humidity: 5 - 95% (non-condensing) 12) Remark: we can also provide WDM gigabit media converters