The result is a functional intercom that you could use pretty much anywhere! The circuit to make two phones work as an intercom is extremely simple.

Apple's making it possible to send and receive Intercom messages on HomePod, AirPods, Apple Watch, iPhone, iPad and with CarPlay ...

Chris Monroe/CNET Learn these Intercom commands Using Apple's Intercom is easy-peasy. With your HomePod within earshot, you can say something like " Hey Siri, intercom It's time to eat.

Most of us probably have an old set of corded phones sitting in a box on a shelf somewhere. Even if you don't, you can find them super cheap. This fun ...