... 8,12 ,25mm Lens optionalstandard H.264 Compression algorithm720P Hd resolutionsupport phone preview(iPhone,Blackberry,WinCE,Symbian,Andriod etc ... sensor1/3” CMOS (2million)Minimum illumination0.3 lux @ F/1.6Alarm input/outputoperatonalVideo adjustmentbrightness, contrast and saturation, tonalImage ... KuRui 1.66GSystem memory1024MBVideo card memory128MB 720P Hd resolution micro ip camera