For our Plug & Play Series NVR recorders, there are only a few models that support using both the HDMI and VGA outputs simultaneously in a dual-display configuration. Below are the only models that will support this function:
AVR-HN532E
AVR-HN516P16C
AVR-HN532P16
AVR-HN516P16C-FD
AVR-HN532P16-FD