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SIP and VOIP are connected technologies that are actually well known in business use. But no one really understand how this can ...

Testing out RevK's ESP-32 openmic badge with SIP stack.

ESP-TEL is a single-chip, audio tele-conferencing solution based on Espressif's ESP32-LyraT-Mini development board.

A well-kept secret of the ESP32 is its extended audio capabilities because it is hard to use. Luckily, I found a library and a toolset ...

Big Telco will hate this... This video explores Walter, a new open-source cellular board that combines GPS, LTE-M, NB-IoT, WiFi, ...

#ESP32 #ESPIDF #VoIP Lecture: https://han-ya.blogspot.com/2021/09/esp32-audio-voip.html Module: Ai thinker Audio Kit v2.2

Want to create your own retro phone system? Start here: https://ntck.co/3cxPhoneSystems I'm setting up a retro phone system ...

No-nonsense breakdown of the original ESP32, ESP32-S3, ESP32-C3 and ESP32-C6, ESP32-H2, and upcoming P-series chips!

ESP32 Transforms into a SIP Phone: Exploring Loud Ringing & Big Number Display Features! Welcome to our channel!

Learn to use Ethernet and Power-over-Ethernet with the ESP32. We'll build a simple PoE Camera and a Web Server. Article with ...

Three lucky subscribers will get ESPBell for free! Hey there, no more missed doorbell rings while working with headphones!

Set up a private peer-to-peer network without WiFi using ESP-NOW! I'll show you how to use this powerful protocol with several ...

Meet ESPConnect — a brand-new, zero-installation web application that lets you explore, back up, and manage your ESP32…

The nRF9151 SiP is a highly integrated solution for IoT devices and is certified for global operation. It features an ARM ...

Find the best ESP32 board for your project. Updated for 2026. Article with code: https://dronebotworkshop.com/esp32-2026/ More ...

Here's how to connect an ESP32 to a website using SSL and download content using https. While trivial on other operating ...

We've made a Walkie-Talkie using the ESP32. Audio data is transmitted over either UDP broadcast or ESP-NOW. So the ...