In a recent article in Elektor magazine, [Clemens Valens] describes the construction and software for an ESP32 walkie-talkie system that uses ESP-NOW for the wireless connection between units ...

You can even turn the humble handheld device into a working walkie talkie. The build relies on ... The SA868 module can transmit on a variety of frequency bands, but the video shows it operating ...

Devices such as citizens’ band (CB) radios, walkie-talkies, and handie-talkies are two-way radios that can be used for ... CB radios have 40 channels, squelch or mute features, a public address (PA) ...