【2K 8CH WiFi Camera System】This wireless security camera system comes with a built-in 12.5-inch LCD display. The WiFi cameras and NVR monitor are auto-paired during the factory setting. Note: Cameras and NVR monitor need to be connected to power source. | 【AI Human Detection and Smart Light Alarm】Adopting advanced AI human detection technology, the camera can intelligently detect body shape and facial patterns. When triggered by a human movement event, a smart light and sound alarm system sounds the alarm and responds to any potential hazards. Built-in bright white light and high-pitched siren provide double insurance, keeping you protected even while you sleep. | 【Two-Way Talk and Remote Live】Built-in microphone and speaker keep you connected with your family. Connect with family members or tell your dog to stop barking or say hello with the ZOSI Smart App. Free app for real-time viewing and playback on your phone anytime, anywhere, with remote and local playback so you don't miss a moment. | 【24/7 Recording with 2TB Hard Drive】Equipped with a 2TB security-grade hard drive, it provides users with reliable 24/7 recording. Supports long-term continuous recording and backup. The NVR can be set up to automatically overwrite the oldest internally stored footage, or it can transfer these video files via USB to a memory stick or external hard drive. | 【Noted】The cameras and the NVR require the power connection. They are not Battery Cameras.Wireless security cameras connect wirelessly to a NVR. They are designed for continuous recording,which requires them to be plugged in to a power source.