Dahua Technology SD4A425DB-HNY Spherical IP security camera Indoor & outdoor 3860 x 2160 pixels Ceiling1 2. 8", 4 Megapixel STARVIS CMOS, 2560 1440, 128 MB, 1 1s1 30000s, 100 m, 512 MB, 120 dB With its powerful optical zoom, and accurate pan and tilt capabilities, the PTZ camera provides an all in one solution for long distance video surveillance of outdoor scenes. Together with infrared illumination and Starlight Technology, the camera is a great solution for dark, low light conditions. The series combines a day and night mechanical IR cut filter to