Wired doorbell pro is our best-in-class wired doorbell camera with cutting-edge security features. Wired doorbell pro (Formerly Video Doorbell Pro 2) delivers enhanced head-to-toe HD+ Video, first of its kind 3D motion detection and built-in Alexa greetings that answer the door for you. Pinpoint motion and distance with 3D motion detection and bird's eye view, an aerial view to track motion around your home plus map out your detection to only get alerts about specific areas with bird's eye zones. With built-in Alexa greetings, an exclusive ring protect subscription feature, your doorbell greets visitors, gives customizable delivery instructions and records detailed video messages, all on its own.