[2K 8CH Wireless Camera System] The 12.5-inch LCD display in this wireless security camera system is integrated. Easy setup and installation, the Wi-Fi cameras and NVR monitor are automatically paired in the factory setting. Note: It need to connect the cameras and NVR Monitor with Power Supply. | [AI Human Motion Detection and Smart Light Alarm] The camera can recognize human motion with AI technology. When human motion events are detected, a smart light and sound alarm system will ring alert and react to any possible risk. Double protection is provided by integrated bright white lights and a loud siren, which keep you safe even at night. | [2-Way Audio and Remote Access] Having a built-in speaker and microphone allows you to communicate with your family. Say hello via the ZOSI Smart App, check in with the family, or instruct your dog to stop barking. And you can remote access and playback anytime anywhere. | [24/7 Recording with 2TB Hard Drive] A 2TB security-grade hard disk gives consumers dependable, round-the-clock recording. Encourage ongoing, long-term recording and backup. The old internally stored video can be automatically overwritten by NVR, or the video files can be moved by USB to an external hard drive or memory stick. | [Power Connection] Both the NVR and the cameras need a power connection. These are not Battery Cameras. An NVR can wirelessly connect to a wireless security camera. Because of their continuous recording design, they need to be plugged into a power source.