Nest Hello Smart Wi-Fi Video Doorbell, White/Black Nest

camera; the 4:3 ratio helps you see what’s at your doorstep, like people from head to toe and packages on the ground With HD Talk and Listen, you can have a conversation with visitors or use prerecorded messages when you can’t respond Easily check in from anywhere with 24/7 streaming and continuous video recording; go back and view a 3-hour snapshot history to see what you missed Video doorbell requires a wired doorbell, a chime, and the right transformer; use the Indoor Power Adapter (sold separately) to plug it into an indoor power outlet  Product Description: Hello lets you know who's there, so you never miss a thing. It replaces your existing wired doorbell and delivers HD video and bright, crisp images, even at night. nest It's designed to show you everything at your doorstep - people head to toe or packages on the ground. Nest Hello can tell the the difference between a person and a thing, then alert you. Even if a visitor doesn't ring the bell. With Nest Aware, it can also l