Standards and Protocols - IEEE 802.3z, CSMA/CD, TCP/IP Wave Length - 1310nm Power Supply - 3.3V Fiber Type - 9/125 um Single-mode Data Rate - 1.25Gbps Standards and Protocols - IEEE 802.3z, CSMA/CD, TCP/IP Wave Length - 850nm Power Supply - 3.3V Fiber Type - 50/125um or 62.5/125um Multi-mode Data Rate - 1.25Gbps