The project uses an ESP32-CAM board as the doorbell’s core, paired with a momentary push button and all housed inside a 3D-printed enclosure.

The LED ring glows white when someone approaches the doorbell, flashes white when someone presses the button, glows solid blue during a two-way conversation, and flashes red when it detects motion ...

Its IP65 weather-resistant enclosure has silver trim and a glossy black face that contains a doorbell button with an LED ring, the camera, a PIR motion sensor, a microphone, and a light sensor.

The LED ring glows white when someone approaches the doorbell, flashes white when someone presses the button, glows solid blue during a two-way conversation, and flashes red when it detects motion ...

The affordable SpotCam Video Doorbell 2 is wireless and works with lots of other smart devices, but it had trouble staying connected in our tests. At 5.5 by 2.7 by 1.0 inches (HWD), the SpotCam ...