Convert And Extend A 10/100/1000 Mbps Ethernet Signal To Gigabit Single-Mode Lc Fiber, Reaching Up To 20 Km (12.4 Mi) - Compatible With 1000Base-T (Ieee 802.3Ab) And 1000Base-Lx (Ieee 802.3Z) - Supports Full/Half Duplex, 9K Jumbo Frames, Auto-Negotiation, And Auto Mdi/Mdi-X - Dip Switch Enables Link Fault Passthrough (Lfp) With Llcf/Llr - All-Metal Chassis And Compact Size Fits - Built-In Led Indicators Plug-And-Play And Taa Compliant - Includes A 5V Dc Power Adapter For Consistent Operation