Features - Supports WDM Bi-Directional technology, using a single strand of fiber - TX: 1550nm / RX: 1310nm - Internal +3.3V Power Supply - In pairs with TL-SM321B - Plug-and-Play - Suitable: MC220L, TL-R4199G/4299G, TL-SG3109, TL-SL3428/3452, TL-SG2109WEB/2216WEB/2224WEB, TL-SL2210WEB/2218WEB/2428WEB/2452WEB, TL-SL1351 and the other equivalent devices Specifications - Standards and Protocols: IEEE 802.3z, CSMA/CD, TCP/IP - Power Supply: 3.3V - Cabel: Single-mode Fiber - Fyber Type: 9/125 um Single-mode - Max. Cable Length: 10km - Data Rate: 1.25Gbps - Port Type: LC - Wave Length: TX: 1550nm / RX: 1310nm - Safety & Emission: FCC, CE - Environment: * Operating Temperature: 0C-70C (32F-158F) * Storage Temperature: -40C-80C (-40F-176F) * Operating Humidity: 10% - 90% non-condensing * Storage Humidity: 5% - 90% non-condensing