TP-Link TL-FC311B-2 - V1 - fibre media converter - GigE - 1000Base-T, WDM, 1000Base-SC - RJ-45/SC single-mode - up to 2 km - 1310 (TX)/1550 (RX) nm ,

1x 10/100/1000 Mbps Auto-Negotiation RJ45 port supports Auto-MDI/MDIX, Auto-negotiation of Half-Duplex/Full-Duplex transfer mode, Adopts WDM technology, transmitting and receiving data on one single fiber, Extends fiber distance up to 2 km,