ZOSI 4K 16CH PoE Security Camera System Outdoor with Person Vehicle Detection,16pcs 4K PoE IP Cameras,2 Way Audio,Spotlight & Sound Siren,H.265+ 16Channel 8MP NVR with 4TB HDD for 24/7 Recording - 16DK-2258W16-40-US

• 【4K Ultra HD and Color Night Vision】Capture every detail with our 4K Ultra HD camera. With four times the resolution of 1080P, our camera provides sharper image quality, improved color reproduction, and enhanced low-light performance. Record everything with high pixel count and digitally zoom into far objects without loss of quality. 【Person Vehicle Detection & Smart Alerts】Our camera is equipped with smart AI detection technology to precisely identify people and vehicles, reducing false notifications. Receive instant push notifications and email alerts when motion event is detected. 【Two Way Audio & Remote Access】Built-in mic and speaker let you stay in touch with your household. Check in with the family or tell your dog to stop barking, or say hello to the delivery man through the free App. You can live view & playback on mobile phone anywhere anytime. And you can choose the date and time you want to play back on the timeline so you don't miss any important moments. 【Easy Install & Plug and Play PoE System】This simple PoE connection makes it easier to set up and install your home security camera system. Unlike the CCTV DVR systems, videos from the IP camera system will not be degraded, the digital signal will keep a real 8mp high-definition image via Ethernet cables. 【24/7 Recording with 4TB Hard Drive】Built-in 4TB Security Grade Hard Drive, users are provided reliable 24/7 recording.Support ultra-long continuous recording and backup by USB. NVR can be set to automatically overwrite the oldest internally stored footage or you can transfer those video files by USB to a memory stick or external Hard Drive.