Xiaomi Smart Doorbell 3S

Head to toe* with the diagonal 180° ultra-wide view
The new-generation ultra-wide camera increases the vertical angle to 107°, to ensure clear, panoramic monitoring of the entire area in front of the door.

Ultra-clear vision with 2K resolution, clearer than 1080P
2K resolution images are higher quality and record more details than 1080P images, allowing you to see visitors' faces more clearly.

Supports both a lithium battery and hardwired power supply*

Two power supply modes are supported. You can choose either a lithium battery or hardwired power supply according to your needs.