... Years Warranty 4.Varifocal Lens 1/4" SHARP 420TVL Dome Camera Model: KDV-2421M20 SpecificationColor 1 ... SONY, 420 TV Lines Low IlluminationColor 1/3" SHARP,600 TV Lines Low IlluminationColor 1/3'' nextchip, ... DWDR, OSD (DNR, PM, MD)Color 1/3" SHARP, 700TV Lines Low Illumination DWDR, OSD (DNR, PM, ... OSD(DNR, PM, MD)Vandalproof IR Dome CameraSONY/SHARP CCDOptional :700/650/600/420TV LinesIR LED: 5X21PCS ...