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 ...

For example, when you’re driving an ATV, paddling a kayak, or needing to check in with someone out of cell service quickly, that’s the niche walkie talkies fill. You just hit a button and talk into ...