According to his multimeter, the one line from the intercom sits at approximately ... we’ve also seen the ESP8266 used in some more ornate doorbell setups. Of course if you still haven’t ...

The AtlasIED IP-DB is a VoIP commercial-grade doorbell designed for indoor, outdoor, and harsh environments. Equipped with a 2MP camera, RFID reader, and magnetic door lock control relays ...

As showcased at IFA 2023, the new HP7 serves as a central hub for all EZVIZ devices, and acts as a security camera, doorbell, display and intercom in one handy product. Last week at IFA ...

It can also act as an intercom, play music, and even give you audible alerts when someone rings your Ring doorbell–no chime required. Ring doorbells can send audible alerts to Ring-branded ...