It can work with TVI DVR, CVI DVR, AHD DVR, and analog DVR. The Default Video output is 1080P AHD Mode, compatible with all DVRs by switching to video output mode. It has a 2.8mm Fixed lens with 100 degrees wide Field of View (FOV) to cover large areas.

{122° Ultra Wide-Angle Lens Equipped} Optical wide-angle lens with multi-layer lens, provides you about 122° wide viewing angle and reduces dead ends of surveillance areas.