Antaira Technologies FCM-3312WB-S4 is a managed, compact WDM gigibit fiber to 10/100/1000 Ethernet WDM media converter. The FCM-33122WB-S4 is housed in a industrial metal case and conforms to the FCC emission standards. The FCM-3312WB-S4 features a standard SC single strand fiber connector as well as the copper STP-RJ45 Ethernet connector. The FCM-3312WB-S4 is fully compliant with the IEEE 802.3u 100Base-TX and IEEE 802.3ab, 1000Base-T. The FCM-3312WB-S4 features LEDs that provide indicators for Power, TP Link/ACT and Fiber Link/ACT. The FCM-3312WB-S4 is a industrial WDM media converter that operates on single mode, single strand fiber TX:1550nm RX:1310nm capable of transmission up to 40 kilometers. WDM media converters are a great solution to double the bandwidth of a existing fiber network.