{"product_id":"eufy-poe-nvr-security-camera-system-s4-4k-360-ptz-coverage","title":"eufy PoE NVR Security Camera System S4 - 4K+360 PTZ Coverage","description":"\u003cp\u003eIn this review the eufy PoE NVR Security Camera System S4 is examined for homeowners and small businesses who need continuous, high-resolution coverage without cloud dependency. The system stands out for delivering a mix of fixed 4K bullet cameras, 4K bullet-PTZs for cross-cam tracking, and a 2K 360 pan PTZ that actively follows subjects. The single biggest reason to consider it is its local AI agent and cross-cam tracking, which provide accurate, real-time coverage and useful local smart features while keeping recordings on a preinstalled 2 TB HDD.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4K and 2K mixed cameras:\u003c\/strong\u003e Two 4K bullet cameras and two 4K bullet-PTZs plus a 2K 360 PTZ combine fixed-zone detail with wide-area tracking for comprehensive coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive cross-cam tracking:\u003c\/strong\u003e Bullet-PTZ cameras hand off tracking in real time so moving subjects remain followed without gaps when one camera reaches its limit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocal AI agent:\u003c\/strong\u003e Built-in AI runs on a 6T\/8-core local processor to identify genuine threats, reduce false alerts, and enable custom no-go zones and tailored responses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24\/7 local recording:\u003c\/strong\u003e A preinstalled 2 TB HDD supports continuous recording and is user-upgradeable for extended archival storage up to 16 TB.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play PoE setup:\u003c\/strong\u003e Single-cable PoE for power and video simplifies installation and integrates with eufy app and smart assistants when app versions meet the stated requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor night vision and weatherproofing:\u003c\/strong\u003e AI-ISP color night vision with spotlights as needed and IP65 protection make it useful in low light and harsh weather.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis system is well suited for homeowners, small business owners, and property managers who want high-resolution local recording and advanced tracking without mandatory cloud subscriptions. The combination of fixed 4K cameras and PTZ tracking makes it especially good for properties with mixed needs: clear ID-ready detail at entry points and wide-area coverage for yards or parking lots.\u003c\/p\u003e\n\u003cp\u003eIt may be less ideal for buyers who require only a single, low-cost camera or those who prefer purely wireless systems. Also ensure your eufy app meets the required iOS or Android version before purchase for the best experience.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcellent picture quality from 4K fixed cameras and PTZ close-ups for identifying subjects.\u003c\/li\u003e\n\u003cli\u003eEffective AI-driven local detection reduces false alerts and enables smart video search by keyword.\u003c\/li\u003e\n\u003cli\u003eSeamless cross-cam tracking keeps moving targets in view across multiple cameras.\u003c\/li\u003e\n\u003cli\u003ePlug-and-play PoE and preinstalled 2 TB HDD simplify installation and continuous recording.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequires updated eufy app versions on mobile devices to access some features, which may add a step before full setup.\u003c\/li\u003e\n\u003cli\u003ePTZ and advanced features are best exploited on larger properties; buyers with very small spaces may find the system more than they need.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded cameras\u003c\/td\u003e\n\u003ctd\u003e2 Bullet 4K, 2 Bullet-PTZ 4K, 1 PTZ 2K 360\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecording\u003c\/td\u003e\n\u003ctd\u003e24\/7 local recording on preinstalled 2 TB HDD (upgradeable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpandable channels\u003c\/td\u003e\n\u003ctd\u003e8 channels standard, expandable up to 16 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal AI\u003c\/td\u003e\n\u003ctd\u003e6T\/8-core local AI agent for analysis and alerts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNight vision\u003c\/td\u003e\n\u003ctd\u003eAI-ISP color night vision with spotlights as needed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeather rating\u003c\/td\u003e\n\u003ctd\u003eIP65 weatherproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe eufy PoE NVR Security Camera System S4 is a strong pick for buyers who want high-resolution local recording with intelligent tracking and meaningful AI features. It offers good value for properties that benefit from both fixed-detail 4K coverage and active PTZ follow-up, and the local 2 TB HDD plus expandable channels make it a flexible long-term solution.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a subscription for recording?\u003c\/strong\u003e\u003cbr\u003eRecording is stored locally on the preinstalled 2 TB HDD, so a subscription is not required for local 24\/7 recording.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat app versions are required?\u003c\/strong\u003e\u003cbr\u003eUpdate the eufy app to at least iOS V5.0.70 or Android V5.0.71 to ensure full compatibility with the PoE NVR features.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I expand the system later?\u003c\/strong\u003e\u003cbr\u003eYes, the system supports expanding from 8 channels to 16 and the HDD can be upgraded up to 16 TB for longer retention.\u003c\/p\u003e","brand":"eufy Security","offers":[{"title":"Default Title","offer_id":48233314681051,"sku":"B0F6LMMWJ7","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/516zkuGGzZL._AC_SL1500.jpg?v=1770749289","url":"https:\/\/gearmusthave.com\/products\/eufy-poe-nvr-security-camera-system-s4-4k-360-ptz-coverage","provider":"GearMustHave","version":"1.0","type":"link"}