1 channel face detection or 2 chanels perimeter detection or 4 channels Smart Motion Detection AI NVR 1-channel 8MP@30fps 4-channel 1080p@30fps |  | | Dahua NVR2104HS-P-I 4CH 80Mbps 1080@30Fps NVR | | | 4–ch@4MP(30FPS), Smart Motion Detection, Digital trip wires or facial recognition with suitable AI cameras |
