Answer the Door From Anywhere Get instant alerts when visitors press your Doorbell or trigger the built-in motion sensors. Then use the free Ring app to see, hear & speak to guests from your smartphone, tablet or PC. Motion-activated notifications Crystal-clear 720HD video Two-way talk with noise cancellatio Never Miss a Visitor Ring lets you customize your motion sensors, so you’ll always be the first to know when you have a visitor. With infrared night vision & a weather-resistant design, you can monitor your home around the clock – day or night, rain or shine. Custom motion zones Infrared night vision Live View on-demand video & audio Theft Protection Home Security at Your Fingertips Power your Video Doorbell with its built-in rechargeable battery, or connect it to your existing doorbell wiring for a non-stop charge. It also comes with everything you need to install your Doorbell in just a few minutes, with no professional help required. Dual power options Simple installation & setup i OS, Android, Mac compatible