Samsung Techwins SIR-4250 dome camera, with the advantage of built-in IR LEDs, can generate high quality images even when the area that is monitored is in total darkness. The camera, which is equipped with a varifocal lens, is a true day/night colour/monochrome camera. Its infra-red cut filter automatically switches the cameras functionality to deal with changing lighting conditions. During the day the camera delivers colour images at 520 TV lines whilst at night this superb camera can capture high quality monochrome images at 570 TV lines. With a WIII chipset, the camera can boast a number of advanced technical functions, including a four zone privacy image masking function and motion detection whilst the on-screen menu camera settings can be changed remotely via RS-485 communication.