With a built-in rechargeable battery and simple installation, our redesigned Battery Doorbell (2nd Gen) gives you the protection you need, where you need it. See every moment that happens at your front door in Retinal 2K video sent straight to your phone. | Ring | | Battery Doorbell (newest model) Retinal 2K with wide-angle video, up to 6x Zoom, Two-Way Talk, and Built-In Battery | Speckled White | Best Buy