3K Smart Hybrid Light Audio Indoor Fixed Turret Camera -High quality imaging with 3K, 2960 × 1665 resolution -2.8 mm and 3.6 mm fixed focal lens -Up to 20 m IR distance for bright night imaging -Up to 20 m white light distance for bright night imaging -One port for four switchable signals (TVI/AHD/CVI/CVBS） -High quality audio with audio over coaxial cable, built-in mic -Smart-Hybrid light, optimize your security with flexible lighting options