Avtech KPC131 is equipped with a 1/3” color CCD image sensor. This regular camera possesses satisfactory minimum illumination 0.3 Lux/F2.0 to provide clear and sharp images and has a microphone built-in to consolidate the quality of your surveillance system. KPC131 also features standard resolution of 420TVL; auto electronic shutter built-in; signal-to-noise ratio of 48dB.