ZOSI 16CH 4K PoE NVR Security Camera System With 4TB HDD, 12pcs 8MP Wired PoE Security Cameras, Smart Person Vehicle Detection, One-Way Audio, People Counting, Remote Access, 100ft Night Vision

[32CH Expandable 4K NVR System]--This 16-port PoE NVR supports up to 16 cameras directly, but with an additional ZOSI PoE switch (sold separately), you can expand to 32 channels for larger surveillance coverage. Easily add more ZOSI 8MP/5MP PoE cameras (bullet or dome) for flexible security scaling. [Person & Vehicle Detection & Smart Alerts]The camera precisely detects people and vehicles, being smart enough to distinguish them from other objects, thus safely reducing unwanted notifications. You will receive instant App push notifications, email alerts when motion events are detected. [One-Way Audio & Metal Weatherproof Design]--The built-in microphone lets you listen in remotely (one-way audio), while the aluminum metal housing ensures IP66-rated weatherproof durability. Ideal for indoor/outdoor use in any conditions. [AI-Powered Hourly People Counting]--This system automatically counts people entering and exiting any space (stores, offices, venues, etc.), providing reliable hourly data to optimize operations, improve customer experience, and enhance security. [4K Clarity with 100ft Night Vision]--See every detail in sharp 8MP/4K resolution, day or night. Advanced H.265+ compression cuts storage use by 50% while preserving quality. Built-in IR LEDs illuminate up to 100ft in total darkness, and 3D DNR ensures clean, professional-grade footage around the clock.