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 ...
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I Use My Apple Watch as a Walkie-Talkie (And You Should Too)Walkie-Talkie on Apple Watch emulates one-way radio ... This makes the feature ideal for simple instructions and ill-suited to longer chats (those are better conducted over a real FaceTime call).
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