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 ...

But then again, anywhere you can get on WiFi this rig should work, it’s not relegated to a single LAN, and that already far outperforms walkie talkies of yore.

Having a quality walkie-talkie can make a big difference ... features a lithium-ion battery with a four-day life span on a single charge. It’s built for rugged outdoor use with a shatterproof ...

A new technical paper titled “When Everyday Devices Become Weapons: A Closer Look at the Pager and Walkie-talkie Attacks” was published by researchers at University of Florida. Abstract ...