The HIK-2SF8C442MDLW is a 3-in-1 PTZ camera powered by Hikvision leading TandemVu, ColorVu and Acusense. Combining both a 4-megapixel fixed camera and a 4-megapixel PTZ in one camera allows for a versatile and powerful video surveillance solution. DarkFighter technology allows for excellent low-light performance, with up to 300m IR illumination. With 42x optical zoom and 16x digital zoom you can secure an expansive area with just one camera. The camera also includes an active strobe light and audio alarm to warn off intruders.