Product picture - Meridian Technologies DigiFlex DT-24D-SFP 24-Channel RS-232 Data Uni-Directional Transmitter Card with SFP Connector Meridian, Technologies, DigiFlex, DT-24D-SFP, 24-Channel, RS-232, Data, Uni-Directional, Transmitter, Card, with, SFP, Connector Click the image to close this page