Product picture - Meridian Technologies DigiSlim FR-1W2A1D-1 1-Channel 7 MHz NTSC PAL Video and 2-Channel Balanced Audio, & 1-Channel RS-232 Data System Receiver Card Meridian, Technologies, DigiSlim, FR-1W2A1D-1, 1-Channel, 7, MHz, NTSC, PAL, Video, 2-Channel, Balanced, Audio, &, 1-Channel, RS-232, Data, System, Receiver, Card Click the image to close this page