ANNKE 4 Packed 720P HD-TVI CCTV Camera Kits with Power Cables, IP66 Weatherproof Home Security System, Better Than 1200TVL 720P HD Video: Generating crisp 720P HD video images and smooth on-screen movements. Day& Night Monitoring: Built with premium infrared LEDs providing up to 66ft/20m night vision. Smart IR Cut: For true-to-life color reproduction at day time and enhanced image brightness in low light conditions. High compatibility: Compatible with most HD-TVI DVRs in the market, ideal for home and business surveillance.Note: If you need the HD-TVI DVR, please search ASIN ON AMAZON: B00GB1IHSY IP66 weatherproof: Durable weatherproof and dustproof housings for indoor and outdoor applications.