Dual Lens Linkage, 360° Full CoverageFeatures a fixed wide-angle lens and a 355° pan/90° tilt PTZ lens. The dual lenses work in linkage: the wide lens covers the panorama, while the PTZ focuses on moving targets. Enjoy zero blind spots and precise monitoring of every detail.PIR Human Induction & Smart AlertsEquipped with a 10m PIR human sensor, it accurately detects people and sends instant push notifications to your phone. Eliminates false alarms caused by pets or wind, ensuring you only get alerted of real threats.Two-Way Audio for Real-Time DeterrenceBuilt-in speaker and microphone support clear two-way communication. Use voice alerts (e.g., "Police called") to deter intruders remotely. Protect your home or business with audible security anywhere.TF Card Storage & Time-Scale PlaybackSupport local TF card storage (card not included) for video saving. The intuitive time-axis playback allows quick access to specific moments, making it easy to review and retrieve key footage anytime.Stable WiFi & Easy InstallationDual high-gain antennas ensure stable 2.4G WiFi connection for smooth live streaming. Easy to mount on walls or poles, suitable for both indoor home security and outdoor yard monitoring. | Cluzine | | Dual Lens PTZ Security Camera,PIR Human Detection, Two-Way Audio, TF Card Storage, WiFi Surveillance | Best Buy