10/100/1000 base-T to 1000base-SX/XL Ethernet to Fiber Media Converter 20Km
1 RJ45 ports and 1 SC optical port, Gigabit Ethernet optical signal conversion between 10/100/1000base-T ethernet and 1000base-SX/LX fiber optic. 1000M optical port is full duplex mode ;Ethernet port 10/100/1000M adaptive mode.