Key Features 8 channels and 1 HDD 1U AcuSense DVR Support 2-ch Facial Recognition or 4-ch advanced model Perimeter Protection based on Deep Learning algorithm Support 4-ch AcuSearch Technology Efficient H.265 pro+ compression technology Encoding ability up to 3K/5M Lite @ 12 fps 5 signals input adaptively (HDTVI/AHD/CVI/CVBS/IP) Up to 12 -ch network cameras can be connected Support All channels Motion Detection Technology Support All channels HDTVI Two-Way Audio Technology