Product picture - Meridian Technologies DigiFlex DR-4V8A-1 4-Channel Multiplexed NTSC PAL Video with 8-Channel Balanced Audio System Receiver Card Meridian, Technologies, DigiFlex, DR-4V8A-1, 4-Channel, Multiplexed, NTSC, PAL, Video, with, 8-Channel, Balanced, Audio, System, Receiver, Card Click the image to close this page