Crystal vision MON210 cardthis is a 2 channel SDIto composite converter so can convert 2 different SDIsignals into composite,1x SDI input and 2x composite outputs for each channel on the back connector in the frameFits all crystal vsions fr1-6, fr2-12 frames as you use built in back connectors on these framesfor cyrstal vision indigo 1 / 2 frames, back connectors may be neededwe have back connectors in stock for the indigo frames (ask fro these if you want them as can be supplied at cost)