10/100M RJ45 to 100M single-mode SC fiber Converter, Full-duplex,Tx:1550nm, Rx:1310nm, up to 20Km, switching power adapter, chassis mountable, Full-duplex. Tx:1550nmRx:1310nm, up to 20Km switching power adapter, chassis mountable. Complies with 802.3u 10/100Base-TX, 100Base-FX standards. Link Fault Passthrough and Far End Fault minimize the loss caused by link failure timely. Adopts WDM technology, transmitting and receiving data on one single fiber.