Technical paramter 1. Accord with IEEE802.3 IEEE802.3u IEEE802.3x IEEE802.1q 100Base-T, 100Base-TX, 100Base-FX standard. 2. Support TCP/IP PPPOE DHCP ICMP NAT protocol 3. Flow control mode: Full duplex adopt IEEE802.3X, half duplex adopt Backpressure's standard. 4. Electricity port support auto-negotiation function, autoregulation transmit mode and transmit speed. 5. Prot supply Auto-MDI/MDIX automatic reverse. 6. Support storage transmit mode 7. Support electricity port's 10M 100M mode or self-adapt mode's switch. 8. Afford of state indicator, external power(output 5V-50Hz 1A) 9. Interface: Electric port RJ-45 fiber port: SC 10. Twisted-pair: CAT. 5 CAT. 6 11. Singlemode fiber: 8/125, 8.3/125, 9/125uM 12. Working temperature: 0~50degree 13. Storage temperature: -20~70degree 14. Humidity: 5% ~ 90%(noncondensing) 15. Size: 26*70*94mm(H*W*L) Specification Connect type: SC Fiber type: Singlemode Wavelengh: 1310/1550nm Typical distance: 20KM Min TX PWR: -18.0dBm Max TX PWR: -8.0dbm Sensitivity: