Hikvision DS-2DF8436I5X-AELW Network Laser Speed Dome Cameras produce images with a resolution of up to 2,560 x 1,440 pixels.The embedded 1/1.9" progressive scan CMOS chip supports Digital WDR, and the 36x optical zoom allows for greater detail to be collected over more expansive areas.The Network Laser Speed Dome Camera also features a wide range of smart functions, including intrusion detection, line crossing detection, and audio exception, which allows for key events and objects to be recorded for further forensic needs.The camera also supports Rapid Focus, which allows for the camera to maintain focus while the lens is zoomed, eliminating auto-focus hunting, and producing clear images at all times.Smart tracking is included in this model, and enables the camera to detect moving objects by following them within the camera''s area of coverage.