Night Owl's CAM-4PK-724 is a 4 pack of sleek indoor/outdoor hi-resolution security cameras that provide clear and crisp images at 700 TV lines of resolution. These cameras will produce a night vision image up to 75 ft. away in complete darkness and will allow for facial recognition up to 50 ft. away. They have an IR-Cut filter that delivers high quality and clear crisp day or night vision images. Key Features: 700 TV Lines of Resolution for Clear Crisp Images 75 ft. of Night Vision 50 ft. of Facial Recognition 3-Axis Vandal Proof Cable System Easy Connection to any TV (RCA) and/or DVR (BNC) Compatible With all Night Owl Systems. All Night Owl security products come with full technical support 24/7 365 days a year including Bilingual Help Desk.