The PFM820 controller enables switching the compatible cameras between systems: AHD, HD-CVI, HD-TVI, CVBS.
The change of the AHD / HD-CVI / HD-TVI / PAL standard is done by keeping pressed the Enter button, and then the corresponding button with the given standard.
Attention! The device is designed to work only with Dahua cameras, set in resolution up to 2Mpx.