Product picture - Meridian Technologies DigiFlex DR-2V1F 1F-SFP 2-Channel NTSC PAL, Video, and Bi-directional RS-422 Data Receiver Card with SFP Connector Meridian, Technologies, DigiFlex, DR-2V1F, 1F-SFP, 2-Channel, NTSC, PAL, Video, Bi-directional, RS-422, Data, Receiver, Card, with, SFP, Connector Click the image to close this page