Product picture - Meridian Technologies DigiFlex DR-2V2D 2D-SFP 2-Channel NTSC PAL Video Receiver Card with 2 Full-Duplex Rs-232 Data Channels and SFP Connector Meridian, Technologies, DigiFlex, DR-2V2D, 2D-SFP, 2-Channel, NTSC, PAL, Video, Receiver, Card, with, 2, Full-Duplex, Rs-232, Data, Channels, SFP, Connector Click the image to close this page