6MP Superior Definition- 6 million pixels, 122° diagonal field of view. Smart AI Human Vehicle Detection- Reduce false alarms and save storage space. Capture and Record Audio- Cameras capture sound and NVR record it. Output audio to a HD TV or mobile APP. IP66 Durable Housing- Metal housing, indoors or outdoors, fully weatherproof. Infrared Lights- Enable infrared lights automatically at night, IR night vision up to 100ft. Troubleshoot Technical Issues- We offer 24/7 professional technical support- Messages or 0.5-2h PHONE support.