With an optical transceiver for 100Base-FX networks, the USB to fiber converter delivers network connectivity with a maximum range of 2 km over multimode fiber. For reliable fiber connectivity, this USB to fiber-optic converter protects your network from problems with electronic interference - a common issue with RJ45 networks. Fiber-to-the-desk connectivity (FTTD) maximizes network security, reducing the risk of data leaks of sensitive information, without compromising network speed and reliability. Compact and portable, this USB 2.0 to fiber-optic converter is powered directly from the USB port, making it easy to connect when you're on the go. Get up and running quickly. The USB fiber-optic converter supports certified drivers for Windows, Mac and Linux®. When you plug the adapter into a USB port, you simply install the drivers and the adapter is ready to transmit over a fiber network. The US100A20FXSC is backed by a StarTech.com 2-year warranty and free lifetime technical support.