Product picture - Meridian Technologies Series 300 PR-300R-V3 3-1D FM Video with Duplex RD-232 Data Receiver Card with Diagnostics Meridian, Technologies, Series, 300, PR-300R-V3, 3-1D, FM, Video, with, Duplex, RD-232, Data, Receiver, Card, with, Diagnostics Click the image to close this page