Far from being relics of the past, modern home intercom systems are feature-rich communications devices. After researching several popular options and interviewing home security and tech experts, our ...

Posts from this author will be added to your daily email digest and your homepage feed. Smart door locks and video doorbells are great conveniences for those who live in single-family homes, but what ...

Users will be able to connect with their apartment building's intercom system to talk to guests and buzz them in right from their phone. Originally hailing from Troy, Ohio, Ry Crist is a writer, a ...

The circuit provides a simple illustration of a door phone intercom system having a two-way communication using the features of LM386 amplifier. Intercom – short for intercommunication, is an ...