Stay safe while at home with the Aqara G4 Smart Video Doorbell with Facial Recognition and Chime. It is a unique video doorbell that not only supports home kit secure video, but it is also capable of streaming to Google or Alexa smart displays and features local AI used for face recognition alerts and automation. The built-in AI-based recognition algorithms will let you mark the faces of your family members and frequent visitors in Aqara home app. It reduces false alerts, notifications and configures automatic replies and triggers smart home automation that work even if the internet connection is down. The G4 offers free cloud storage of up to seven days, short event-based clips will be sent to the cloud immediately and without hidden fees, you can save up to £60 per year on subscription fees. The 162° wide-angle field of view and crisp 1080p sensor with infrared night vision ensure all-round safety. The chime-repeater is equipped with a loud 95 dB and USB-C port for more flexible placement. Up to three designated areas on the screen can be set for the privacy protection of neighbours. This function is fully considered for users living in apartment buildings. Powered by 6 AA batteries or wired to the transformer.