System overviewfeaturing powerful optical zoom and accurate pan/tilt/zoom performance, This camera can provide large monitoring range and great detail. The camera has very excellent low light performance due to adopting the latest starlight technology. The camera is equipped with high quality, Smooth control image and which make, Good protection it can meet a significant portion of the specifications of video surveillance applications. Starlight technology for dahua s, Challenging low, Light applications starlight ultra, Low light technology offers best, In, Class capturing color, Light sensitivity details in low light down to 0. 005lux. The camera uses a set of optical features to balance light throughout resulting in, The scene clear images in dark environments. Wide dynamic range the camera achieves even within, Vivid images the highest degree of intense contrast using industry, Leading wide, Lighting conditions dynamic range wdr technology. For applications with both bright and low lighting conditions that true wdr, Change quickly 120 db optimizes both the bright and dark areas of a scene concurrently with provide usable videoauto, Trackingthis feature controls the pan/tilt/zoom actions of the camera to automatically track an object in motion and to keep within it the scene. The tracking action can be triggered manually or automatically by defined rules. Once a rule the camera, Is triggered can zoom in and track the defined target automaticallysmart h. 265, Smart h. 265, Is the optimized execution of the h. 265 codec that uses a scene, Flexible multi, Dynamic gop, Adaptive encoding, Dynamic roi strategy, Frame reference structure and intelligent noise reduction to deliver high, Quality video without straining the network. Smart h. 265, Technology reduces bit rate and storage requirements by As much as 70% when compared to standard h. 265 video compressionpfa technologypfa technology has innovatively introduced new methods of judgment to guarantee the accuracy and predictability of the path of subject distance adjustment. The result is a set of advanced focusing algorithms. Pfa ensures clarity of the image throughout the method of zooming and shortens focus time. The realization of pfa technology substantially improves user experience and increases product value. Environmentaldahua cameras operate in extreme temperature environments, Rated designed for application in temperatures from, 40 c ~ 70 c, 40 f ~, 158 f with 95% humidity. The camera complies with the ik10 vandal resistance impact rating. Subjected to rigorous dust and water immersion tests and certified to the ip67 ingress protection rating renders it appropriate for demanding outdoor applications. Protectionthe camera allows for 25% input suitable for, Voltage tolerance the unstable conditions for outdoor applications. Its 8kv lightning rating provides effective protection for both the camera and its structure against lightning. Interoperability the camera conforms to the onvif open network video interface ensuring interoperability, Forum specifications between network video products regardless of manufacturer.