R-Tech RVD70B 1000TVL/720P 4-in-1 AHD/CVI / TVI/Analog Outdoor Dome Security Camera SMD High-Intensity IR LEDs for Night Vision - 2.8-12mm Varifocal Supports (4) HD Video Outputs: 720p AHD, 720p HD-CVI, 720p HD-TVI, and 1000TVL Analog / CVBS 2.8-12mm varifocal lens for a wide adjustable range of viewing area angle Powerful new style SMD IR LED lights for 140ft of infrared light in complete darkness and longer lifespan than traditional IR Heavy-duty metal IP66 weatherproof outdoor rated housing for the toughest weather conditions Auto Gain Control (AGC) and Back Light Compensation (BLC) for optimal picture quality in any given lighting