Product picture - Meridian Technologies DigiFlex DR-4V4F 4F-5 4-Channel Video Multiplexer with 4 Full Duplex Data Receiver Card Meridian, Technologies, DigiFlex, DR-4V4F, 4F-5, 4-Channel, Video, Multiplexer, with, 4, Full, Duplex, Data, Receiver, Card Click the image to close this page