Product picture - Meridian Technologies DigiFlex DT-4V4A4D-SFP 4-Channel Uni-Directional Video, 4-Channel Audio, & 4-Channel RS-232D Data Transmitter Card with SFP Connector Meridian, Technologies, DigiFlex, DT-4V4A4D-SFP, 4-Channel, Uni-Directional, Video, 4-Channel, Audio, &, 4-Channel, RS-232D, Data, Transmitter, Card, with, SFP, Connector Click the image to close this page