4ch 1080p 1U H.265 AcuSense DVR - Support 1-ch Facial Recognition or 2-ch Advanced model Perimeter Protection based - on Deep Learning algorithm - Support 2-ch AcuSearch Technology - Efficient H.265 pro+ compression technology - Encoding ability up to 3K/5MP Lite @ 12 fps - 5 signals input adaptively (HDTVI/AHD/CVI/CVBS/IP) - Up to 6-ch network cameras can be connected - Support All channels Motion Detection Technology - Support All channels HDTVI Two-Way Audio Technology