Matte illustration of photo enrollment and live doorbell recognition, with a cached face match triggering speaker announcements.

Tutorial: Face-Recognizing Doorbell Greetings with Immich, CompreFace, Home Assistant, UniFi Protect, and Sonos

Building the Doorbell Greeting Workflow This guide implements the configuration described in The Doorbell Knows Who You Are. When the UniFi G4 Doorbell Pro rings, Home Assistant uses a recent face match or requests recognition through CompreFace, plays a personalized greeting through the doorbell, and announces the arrival on the configured Sonos speakers and HomePods. Immich supplies the reference photographs from its labeled photo library, allowing initial enrollment to proceed without a separate session at the door. ...

September 19, 2026 · 30 min · Robert D. White
Matte house cutaway explaining recognized and unknown visitor greetings, indoor announcements from 8:30 AM to 9:00 PM, and the approach, recognition, and ring sequence.

The Doorbell Knows Who You Are: Immich, CompreFace, UniFi Protect, and Sonos

A Familiar Voice at the Front Door When someone presses the front doorbell, it can now greet a recognized visitor by name: “Welcome, Sam.” Inside the house, the Sonos speakers and HomePods announce, “Sam Carter is at the front door.” An unrecognized visitor receives no spoken greeting from the doorbell; the household receives a neutral announcement during the configured waking hours. The reference faces come from our family photo library, where Immich already maintains the names and photographs needed for enrollment. ...

September 18, 2026 · 7 min · Robert D. White
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