Night Owl’s CAM-4PK-624 is a 4 pack of sleek indoor/outdoor hi-resolution security cameras that provide clear and crisp images at 600 TV lines of resolution. These cameras will produce a night vision image up to 50FT away in complete darkness and will allow for facial recognition up to 50FT away. They have an IR-Cut filter that delivers high quality and clear crisp day or night vision images.