eufy 4K NVR Security Camera System S4 Max, Power Over Ethernet, Wired, 24/7 Recording, Triple Lens Bullet-PTZ Cam, 360° PTZ, Up to 16CH, Cross-Cam Tracking, 8× Auto Zoom, Smart Video Search, 2TB HDD

From the brand

At eufy we believe all great smart home products need to be thoughtfully built from the start. From whole-home security to smart cleaning solutions, eufy’s technology brings you expert protection and deep cleaning that’s tailored to your lifestyle and creates human-first technology that enlivens the lives of everyone around you.

Because care is what makes a house a home, everything we build is built with care for you.

eufy, Built with Care

eufyCam S4 4-Cam Kit

eufy Security Camera

eufy POE NVR Security System

eufy Wired Camera

eufy Smart Lights

eufy Smart Lock

eufy Doorbell

eufy Baby & Mom

eufy Alarm System and Tracker

4K Triple-Lens Bullet-PTZ Camera: The upper 4K wide-angle camera provides a 122° fixed view of the entire scene, while the lower 2K PTZ camera features 8× auto-zoom and 360° pan for complete coverage. NOTE: To ensure you can use our PoE NVR Security System smoothly, please make sure your eufy APP is updated to the latest version of iOS V5.0.70/Android V5.0.71 or above.
Live Cross-Cam Tracking: All cameras work in sync to track movement in real-time. When one camera reaches its limit, another takes over instantly, ensuring continuous, uninterrupted coverage—all under your control.
Seamless Integration with the eufy Ecosystem: Instantly connect your NVR PoE System with eufy battery Wi‑Fi cameras, video doorbells and sensors, enabling them to use NVR features like 24/7 recording, smart video search, AI recognition, and app control — all in one secure system.
Expandable Security: 8‑Port NVR that can be expanded to 16 channels via a PoE switch (Not included). Supports up to 8 Bullet‑PTZ Cams (uses 2 channels each) or up to 16 Bullet/Turret Cams. Includes a pre‑installed 2 TB HDD (Upgradeable to 16 TB) for 24/7 recording.
Local AI Agent: Unlock proactive, real-time security with our local AI agent, fueled by 6T/8-Core power for instant analysis, genuine threat identification, and decisive action. Customize no-go zones and alerts, enabling AI to accurately detect real danger and ensure tailored responses.
Auto-Framing and Group Tracking: When the bullet camera detects a subject, the PTZ locks on and auto-tracks them in sharp, centered close-ups from up to 164 ft away. Auto-zoom keeps moving subjects framed until they exit view.
Smart Video Search with no subscription fee: Instead of scrolling through all of your videos, instantly find what you’re looking for by searching keywords.
3-Year After Sales Support: Rest easy knowing your product is covered by our 3-year after-sales service. Our expert support team is on standby 24/7, ready to resolve any concerns swiftly and keep you up and running.
IP65 and Two-Way Talk: Withstands any weather with robust IP65 weatherproofing for reliable monitoring. AI noise reduction filters our background noise fopr crystal-clear, distraction-free two-way communication.
Effortless Setup：Plug‑and‑play design with a single PoE cable for both power and video, making eufy camera and smart assistant integration seamless.