Perle SMI-110-S2ST80 Media Converter - 2 x Network (RJ-45) - 1 x ST Ports - Management Port - 10/100Base-TX, 100Base-FX, 10/100/1000Base-T - 49.71 Mile - Rail-mountable, Rack-mountable, Wall Mountable, External

With 10/100Base-TX technology get up to 100Mbps data transfer rate over optical fiber cable The Rail-mountable provides convenient installation Attach multiple devices together or expand the number of devices connected to your existing network by using 2 transceiver/media converter