CCTV CAMERA DAHUA BULLET HAC-B2A21P 2MP Image Sensor    :  1/2.7" CMOS Effective Pixels :  1920(H)×1080(V), 2MP IR Distance         :  Up to 20m (66feet) Others                  :  IR On/Off Control: Auto / Manual Scanning System            :  Progressive Minimum Illumination :  0.04Lux/F1.85, 30IRE, 0Lux IR on S/N Ratio                            :  More than 65dB Lens Type                    :  Fixed lens / Fixed iris Focal Length    :  3.6mm (2.8mm, 6mm Optional) Aperture            :  F1.85 (max.) Angle of View  :  H: 93° (103°, 54.7°) Others Focus Control  :  N/A Close Focus Distance  :  800mm (500mm, 2000mm) 31.5'' (19.69'', 78.74'') Mount Type                     :  Board-in Physical Specification Dimension                      :  69.8mm×69.8mm×157.6mm (2.75"×2.75"×6.20") Weight Net Weight      :  0.25kg (0.55lb) Gross Weight                 :  0.30kg (0.66lb) Power Power Supply :  12V DC ±30% Power Consumption  :  Max. 2.7W (12V DC, IR on)