Dahua 4mp Entry Ir Fixed-Focal Eyeball Network Camera

Dh-ipc-hdw1431t1p-0280b-s4 4mp entry ir fixed image sensor: 1/3" 4mp progressive cmos effective pixels: 2688 (h) x 1520 (v) ram/rom: 128mb/128mb scanning system: progressive electronic shutter speed: auto/manual, 1/3~1/100000s minimum illumination: 0.03 lux @ f2.0 ir illumination: up to 30 meters (98.4 feet) lens: fixed, 2.8mm/3.6mm, f2.0 field of view: 2.8mm: horizontal: 93°, vertical: 53°, diagonal: 111° | 3.6mm: horizontal: 81°, vertical: 44°, diagonal: 95° wdr: 120 db noise reduction: 3d dnr bit rate control: cbr/vbr