... , Low voltage, and static;7. Power supply with AC 220V, DC-48V, 24V, 12V, 6V, 5V available, and low power consumption ... , bank monitoring, etc.ModelDescriptionCY-9804VTransmits 4 channels of video signals.CY-9804V1DTransmits 4 channels of video signals and 1 channel of ... RS485 data of opposite direction.CY-9804V1D1ETransmits 4 channels of video signals, 1 channel of RS485 ...