By subscribing to Nest Aware, the Nest Hub (2nd gen) can detect unusual sounds, such as glass breaking or your smoke alarm going off, and send you an alert. https://www.thewirelesscircle.ae/google-nest-hub-2nd-gen-smart-display-google-assistant-built-in-7-wsvga-touchscreen-wi-fi-bt-wireless-connectivity-control-smart-home-devices-1-7-full-range-speaker.html?srsltid=AfmBOoo4HBsxmUS2VjPNKMvF40zGBVZCDyqsnEAZ9uhA