Product picture - Meridian Technologies DigiFlex DXA-4W-SFP 4-Channel Bidirectional 10-Bit, 7 MHz NTSC PAL Video System Transceiver Card Meridian, Technologies, DigiFlex, DXA-4W-SFP, 4-Channel, Bidirectional, 10-Bit, 7, MHz, NTSC, PAL, Video, System, Transceiver, Card Click the image to close this page