The next advancement in front door protection comes with enhanced video quality, advanced security features, and a reimagined design that builds upon years of innovation. Reimagined design meets innovative security. Wired Doorbell Plus (2nd Gen) features a bold redesign on the outside and Retinal 2K on the inside. With Advanced Motion Detection, Low-Light Sight, and other key features, you can be confident that you’ll see when something happens at your front door.