Features:

• Voice Changing Option:G4 has a unique voice-changing dialogue technology. It is special in the video doorbell category. Users can change the voice of the intercom audio to uncle voice, robot voice, and clown voice, which can better protect the user's privacy and identity.
• Local AI Face Recognition:The built-in local face algorithm is the biggest advantage of the Aqara doorbell. It can help people quickly know the identity of the person outside the door by remarking the name of the specified face and push notification via the app
• Secure Video doorbell**.Security with HomeKit Secure Video. Video analysis and notifications happen on your Apple devices, such as iPad, Phone, Apple TV. Everything is encrypted before it’s stored in Apple's iCloud***
• Aqara G4 knows how to save money for you, but still provides a good storage experience– 7 days of free cloud storage Plus micro sd card option (Not included) and in future we also plan to launch NAS storage to provice more option for our users
•  IPX3 waterproof level
• Thanks to the 162° super wide-angle field of view +1080p HD Video + full glass (4 Glass) lens of G4, it can display video more clearly and stably
• Battery and Wired 2-in-1 And its 6-battery (AA) pack lets it be used for up to 4 months
•  It supports MicroSD card storage of up to 512GB