HiLook PTZ-T4215I-D(E) IR Turbo 4-Inch Speed Dome, 1/2.8" HD progressive scan CMOS, 1920 � 1080 resolution 5 mm to 75 mm, 15� optical zoom, 16� digital zoom, 120 dB true WDR (Wide Dynamic Range), Up to 100 m IR distance, 3D intelligent positionin