Get the whole picture with HD+ Head to Toe Video Hear and be heard more clearly with Two-Way Talk with noise cancellation 3D Motion Detection detects motion even more accurately Know when someone's at your front door with Motion Notifications Day or night, you won't miss a thing thanks to colour night vision Advanced Pre-Roll (available with a Ring Protect Plan) Connects to your existing doorbell wiring for non-stop power Ring Wired Video Doorbell Pro (Video Doorbell Pro 2 Hardwired) delivers non-stop power and protection with an extra dimension. Featuring Quick Replies which play 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.