App
Requires the Google Home app and a Google Account

Voice assistant
Works with Gemini for Home voice assistant1 and Google Assistant, and compatible with Alexa.

Camera
2K (2048 x 2048) sensor
166° diagonal field of view
6x digital zoom
1:1 aspect ratio

Video
Up to 2K at 30 FPS, HDR22
24/7 live view
Night vision with HDR
H.264 and H.265 encoding

Video history
Video history (included):
Includes up to 6 hours of event video previews. Captures and stores video clips up to 10 seconds of activity within the past 3 hours.3
Captures and stores up to 30 days of event video history with the Standard plan as part of Google Home Premium subscription (sold separately), or up to 60 days with the Advanced plan of Google Home Premium (sold separately).

Continuous video recording requirements:
Continuous video recording (up to 10 days of 24/7 video history) requires the Advanced plan of Google Home Premium (sold separately).

Audio
High-quality speaker and microphone.
Full-duplex 2-way audio with noise cancellation

Lights
White LED status light ring
RGB LED status light

Night vision
Up to 10 ft (3 m) illumination
Six 850 nm infrared LEDs with IR cut filter

Wireless
Wi-Fi: 802.11ac-ready (2.4 GHz / 5 GHz)
WEP, WPA, WPA2, WPA3 encryption supported
Bluetooth® Low Energy (BLE)

Security
On-device machine learning
Secure boot
128-bit AES encryption with TLS/SSL
Legally required software and security updates will be provided. See here for more.

Power
Must be connected to a 16–24VAC, 10–40VA, 50/60Hz doorbell transformer.
For houses that don’t have existing doorbell wires or the right transformer, install the Indoor Power Adapter or purchase the Nest Doorbell (battery).

Chime and compatibility
Compatible with chimes rated to work with a 16–24VAC, 10–40VA, 50/60 Hz doorbell transformer. When connected to a wired doorbell chime, the Nest Doorbell (wired) must be used with the chime connector included in the box.
Wired doorbell chimes are not supported when the Nest Doorbell (wired) is powered by the optional