Product picture - Meridian Technologies DigiSlim ST-1W2C 2C-2S NTSC PAL Video and Bi-directional Contact Closure Transmitter Card Meridian, Technologies, DigiSlim, ST-1W2C, 2C-2S, NTSC, PAL, Video, Bi-directional, Contact, Closure, Transmitter, Card Click the image to close this page