"4-MP 1/1.8"" CMOS image sensor, low luminance, and high definition image. Outputs max. 4 MP (2688 × 1520)@30 fps. H.265 codec, high compression rate, ultra-low bit rate. Built-in IR LED, and the max. illumination distance is 30 m."

"Dual AI sensors with multi-spectral imaging technology that produces colorful images in low illumination conditions. Outputs max. 4 MP (2688 × 1520)@25/30 fps. Built-in white light/IR LED, with a maximum illumination distance of 50 m. ROI, SMART H.264+/H.265+, AI H.264/H.265,"

"5-MP 1/2.7"" CMOS image sensor, low luminance, and high definition image. Outputs max. 5 MP (2592 × 1944)@20 fps. H.265 codec, high compression rate, ultra-low bit rate. Built-in IR LED, and the max. illumination distance is 30 m."

"5-MP 1/2.7"" CMOS image sensor, low luminance, and high definition image. Outputs max. 5 MP (2592 × 1944)@20 fps. H.265 codec, high compression rate, ultra-low bit rate. Built-in IR LED, and the max. illumination distance is 50 m."

"* The parameters and datasheets below can only be applied to 5541-Z-S3 series. 5-MP 1/2.7"" CMOS image sensor, low luminance, and high definition image. Outputs max. 5MP (2960×1668) @25/30 fps. Built-in IR LED, and the max. illumination distance is 60 m."

"5-MP 1/2.7"" CMOS image sensor, low luminance, and high definition image. Outputs max. 5 MP (2592 × 1944)@20 fps. H.265 codec, high compression rate, ultra-low bit rate. Built-in IR LED, and the max. illumination distance is 30 m."