D5371-USB The D5371-USB is a required accessory for RPS-LITE. Without it, communication with the control panel is not possible. It is plugged into the computer s USB port and is color-coded yellow. The Radionix RPS LITE Security Block (USB), part number D5371-USB, is an essential accessory for systems utilizing RPS-LITE. This component facilitates communication between a computer and the RPS-LITE control panel. It connects directly to a computer's USB port, acting as a necessary interface for system opera

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