Ring Video Doorbell Pro 2 with Plug-In Adapter delivers non-stop power and protection with an extra dimension. Featuring Quick Replies which plays a pre-recorded message when you're too busy to answer the door and 3D Motion Detection for more precise motion notifications. With the expanded perspective of 1536p HD Head to Toe Video you can see more of whoever stops by and check in on package deliveries at your doorstep. Connect a Chime or an Alexa-enabled device to hear alerts around your home whenever you have a visitor.