StarTech.com USB to Fiber Optic Converter - Open SFP - USB 2.0 100Mbps Ethernet Network Adapter - Windows & Linux - SFP Adapter - Connect to a 100Mbps Ethernet network through your laptops USB-A port using the 100Mbps SFP of your choice

Easy portability. Compact and portable, this converter is powered directly from the USB port, making it easy to connect when you are on the go. Secure connectivity. This USB to fiber converter provides reliable connectivity while protecting your network from problems with electronic interference.