It can detect the differences between people and objects. Supersight vision lets you zoom in on the video feed while still seeing the whole room, and a combination of HDR and infrared LEDs provides clear visibility day and night. The Google Nest Cam IQ indoor camera includes a microphone and speaker for easy two-way communication.Person alerts - Smart enough to tell a person from a thing and then alert you. Google Assistant built-in - Helps you manage tasks get answers and control your home. Supersight - A 4K sensor 12x digital zoom and HDR imaging offer extra clear video that can automatically zoom in and track intruders. HD Talk and Listen - Lets you have a seamless conversation. 24/7 live streaming - See a 130° view in 1080p HD day or night. 3-hour snapshot history - Review what happened in the Nest app even if you missed an alert.