1080 pixel HD security camera with motion-activated LED floodlights， Two-Way Talk and Audio+， 3D Motion Detection， HDR， and a built-in 110 dB security siren. Upgraded with advanced security features like improved noise reduction and Birds Eye View， a way to monitor motion events from above in the Ring app. Pinpoint motion with 3D Motion Detection to get accurate real-time alerts in the Ring app. Enjoy a reliable connection with dual-band (2.4 or 5.0 GHz) Wifi connectivity. Easily hardwire to the outside of your home and connect to Wifi for around-the-clock power and peace of mind. With a Ring Protect Plan (subscription sold separately)， record all your videos， review what you missed for up to 60 days， and share videos and photos. For added peace of mind， pair with Alexa to help you keep an eye on your home. Ring Alarm and all Ring Alarm accessories require a subscription for digital notifications， in-app features， digital arming/disarming， and integration with other Ring， Echo， and third party products. Subscription sold separately.