TP-Link TL-FC311A-20 Gigabit WDM SFP to RJ45 Fiber Media Converter, Fiber to Ethernet Converter, 10/100/1000Mbps RJ45 Port to 1000Base-LX Single-Mode Fiber, Extend Fiber Distance Up to 20 km

TL-FC311A-20 is a gigabit media converter, providing a gigabit RJ-45 port and a gigabit SC fiber port, which can convert between electrical and optical signals. And long-distance data transmission through optical fiber can be applied to commercial scenarios such as park security monitoring and wireless networking.