4-ch 8 MP 1U H. 4 channels and 1 HDD 1U AcuSense DVR. False alarm reduction by human and vehicle target classification based on deep learning. 5 signals input adaptively (HDTVI/AHD/CVI/CVBS/IP). Up to 8 network cameras can be connected. 8-ch 8 MP 1U H. 8 channels and 1 HDD 1U AcuSense DVR. Up to 16 network cameras can be connected. 16-ch 8 MP 1U H. Deep learning-based motion detection 2.0 for all analog channels. Up to 32-ch IP camera inputs (up to 8 MP). DVR with advanced video compression. Network DVR for extensive surveillance. Security DVR with motion detection. Professional grade DVR for security systems. DVR with video loss alarms. Security DVR for large properties. Best DVR for multi-camera surveillance.