Hikvision DS-2CD2143G2-IU 4 MP AcuSense Built-In Mic Fixed Dome Network CameraHikvision DS-2CD2143G2-IU 4 MP AcuSense Built-In Mic Fixed Dome Network Camera High-Quality Imaging With 4 MP Resolution, Clear Imaging Against Strong Backlight Due To 120 DB WDR Technology, Efficient H.265+ Compression Te..