Tripp Lite U336-SMF-1G-LC USB 3.0 Singlemode Fiber Optic Transceiver Ethernet Adapter, 10/100/1000 Mbps, 1310nm, 5km, LC

Connects your USB-enabled computer or laptop to a 10/100/1000 Mbps fiber optic network without installing an internal Ethernet card. Connects you to a wired Gigabit Ethernet network when Wi-Fi is weak or unavailable Provides 1 Gbps throughput up to 5 kilometers (3.1 miles) via singlemode fiber cabling Supports USB 3.0 speeds up to 5 Gbps to ensure efficient data transfers Hot-swappable interface lets you install and uninstall without shutting down computer USB 3.0 Fiber Transceiver Ethernet adapter powered via USB, so no external power supply is required Works with most laptops and PC running Windows and Microsoft Servers.