eufy PoE NVR Security System S4 Max + 2 PoE Cam E41 Add-OnsThe Ultimate 4 Cam System: Secure your property with two 4K turret cameras for fixed zones, two bullet PTZs for a 4K wide angle overview, plus a 2K PTZ with 360 pan and 8 zoom for active tracking. AI ISP ensures vivid color night vision with spotlights needed. 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