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, along ...
ESP32 walkie-talkies use ESP-NOW over Wi-Fi for direct device-to-device audio - no radio license needed. Uses XIAO ESP32S3 Sense with onboard PDM mic, I2S amp, PTT, and thread-safe audio buffering.
Walkie-talkies are great fun, and [RealCorebb]’s bbTalkie project takes the concept a step further by adding some extremely cool features to make a highly refined, self-contained ESP32-based ...
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