The StarTech ET91000SM402 Gigabit Ethernet to Single Mode SC Fiber Media Converter is a reliable and efficient device designed for converting Ethernet signals to optical fiber for longer and more secure network connections. With its wired design and compatibility with fiber ports, this media converter is a valuable addition to any network setup. Manufactured by StarTech, a trusted brand in the industry, and originating from China, this product ensures quality and performance for your networking needs.