16 CHANNEL12MP SMART DUAL LIGHTS COLOR NIGHT VISION CAMERA SYSTEM: This system has 12pcs 12MP dual lights 2.8mm wide angle PoE cameras, each with built-in microphone & speaker for talking. The 12MP 16CH NVR of this system comes with a 4TB hard drive. it has 2 SATA port to expand to total 16TB storage space. EASY POE SETUP - TRULY PLUG & PLAY: This NVR Security System utilizes PoE technology, allowing a single network cable to simultaneously handle power and video transmission between the NVR and IP cameras. TWO-WAY AUDIO: Built-in Microphone and Speaker in a security camera system allows to listen and speak through the camera. This feature lets you interact with family, visitors, or deter intruders. SMART AI PERSON/VEHICLE DETECTION: This system features advanced AI technology that can distinguish between people and vehicles, ensuring you receive alarm notifications only for these specific events, while filtering out irrelevant alerts. SMART NIGHT VISION MODE: The camera offers Black & White Night Vision, Full Color Night Vision, and Smart Dual-light Mode options. By default, it is set to Smart Dual-light Mode. When human or vehicle activity is detected, the system automatically switches to Full Color Night Vision to reveal more details. Once the subjects leave, it reverts to Black & White mode for energy-efficient operation. IP67 WEATHERPROOF DESIGN: Build with durable metal housing, our security cameras withstand the harshest weather conditions like dust, rain, and extreme temperature ranging from -20°C to 50°C. REAL-TIME LIVE VIEWS & PLAYBACK: The system supports local playback and real-time live view, even without the Internet. If connected to the Internet, you can also use the GUARD VIEWER APP to view remotely and receive alarm pushes anytime, anywhere. 100% SATISFACTION GUARANTEED: We offer a 2-year Quality Assurance and lifetime technical support. Should you encounter any issues, please reach out to our US service team via phone, Amazon message, or email. We are dedicated to delivering the best service possible. 4COVR 16-Channel 12MP PoE Security Camera System for Business – Ultimate Professional Surveillance Elevate your business security with the 4COVR 16-Channel PoE Surveillance System, engineered for high-performance monitoring in commercial environments. This complete 12-camera kit delivers UltraHD 12MP resolution, ensuring razor-sharp clarity for critical areas like entrances, parking lots, and warehouses.