Ring Video Doorbells and Security Cameras stream live HD video and two-way audio straight to your smartphone, tablet, and PC, allowing you to watch over your home and answer the door from anywhere. Ring sends you instant alerts when visitors press your doorbell or trigger the built-in motion sensors, so you’ll always be the first to know when anyone steps on your property. When you answer the alert, the free Ring app lets you see, hear, and speak to people on your property from anywhere. Ring lets you watch over your home and answer the door from anywhere. Whether you’re on vacation halfway around the world, or just too busy to come to the door, Ring makes sure you never miss a thing.