Product picture - COMNET FVR4012M1 4-Channel Digital Video 2 Bi-Directional Data 1 Bi-Directional Contact Closure Receiver for FVT4012M1 Transmitter COMNET, FVR4012M1, 4-Channel, Digital, Video, 2, Bi-Directional, Data, 1, Bi-Directional, Contact, Closure, Receiver, FVT4012M1, Transmitter Click the image to close this page