Comply with IEEE802.3, IEEE802.3u 10/100Base-TX, 100Base-FX Standard Connectors two RJ-45 Twisted Pair, EIA568 One Fiber-optic, 1310nm wavelength, connector-type and distance vary with model Data Transfer Rate 100Mbps Duplex mode support Full or half-duplex mode by Auto- Negotiation LED indicators POW, FX LNK/ACT, SPD1, LNK/ACT1, LNK/ACT2, SPD2 contact method MSN waiting for you!