Built-in IR LEDs and a varifocal lens equip Samsung Techwins new Day/Night colour/monochrome camera, the SIR-4150, with the ability to deliver high quality video even in zero light conditions. The camera, which incorporates the suppliers unique SSNR (Samsung Super Noise Reduction) technology and a WIII chipset, is a true Day/Night camera utilising an infra-red cut filter to automatically switch the cameras functionality to deal with changing lighting conditions. During the day the SIR-4150 delivers colour images at 520 TV lines whilst at night this superb camera can capture high quality monochrome images at 570TV lines High performance LEDs that are up to four times brighter than ordinary LEDs ensure camera visibility of up to 30 m in ultra low light conditions.