TP-Link 100Mbps RJ45 to 100base optical (SC, SM)-20km Media Converter

TP-Link MC110CS – Converter 1×10 100M RJ45 1 x single-mode Converts 100BASE-FX fiber to 100Base-TX copper media Designed for use with single-mode fiber cable utilizing the SC UPC-Type connector Works at 1310nm on both transmitting and receiving data. Extends fiber distance up to 20km