[Expandable 8CH,2K] Hiseeu Wireless Security Camera System with 1TB Hard Drive with One-Way Audio,8 Channel NVR 4Pcs 1080P Night Vision WiFi Security Surveillance Cameras DC Power Home Outdoor

• 【DC12V Power Plug-in & Easy Setup】Wireless means camera and NVR is wireless connection, camera（No battery ） and NVR still need work with power cable. The wireless video security system is easy to setup and DIY installation (need DC 12V plug power supply), these WIFI cameras are paired with NVR at manufacturing site. Connect PC/TV monitor to NVR by a VGA/HDMI cable. Finally power on and serve yourself with 24/7 surveillance, true plug and play.

Human detection is the latest tech in reducing fake alarms for customers. Human detection and tracking are tasks of computer vision systems for locating and following people in video imagery. They are generally considered the first two processes in a video surveillance pipeline and can feed into higher-level reasoning modules such as action recognition and dynamic scene analysis.

Take your night vision to the next level with full color images in every conditions . A wider range of colors adds further contrast for easier detection and recognition.

Please note that there are may be privacy laws in your area that do not allow or limit audio surveillance. Double check with your local authorities before installing your cameras and utilizing any audio recording functions.