Network camera - Helps achieve high-quality video results Up to 3840 x 2160 video resolution CMOS sensor is cheaper as compare to CCD and consumes less power while producing better HD videos 13.80 mm maximum focal length for dependable identification distances with better coverage f/1.5 maximum aperture for productive capturing according to focal length and lighting conditions 2.4x optical zoom for desired image clarity and maximum capturing convenience Up to 131.23 ft of night vision 4K recording format for stunning, vivid video results with maximum efficiency Infrared night vision type efficiently detects infrared waves that are invisible to the naked eye Varifocal lens type for sharp, detailed focus to ensure maximum surveillance usability