Raspberry Pi - ESP32 One, mini Development Board with WiFi / Bluetooth including Camera
Amazon.com: Waveshare ESP32 One A Mini Development Board with WiFi/Bluetooth Support Image Recognition Voice Processing Compatible with Sorts of Raspberry Pi Hats (Include Camera Module) : Electronics
ESP32 Walkie-Talkie | Hackaday.io
esp32 | Robert Oostenveld's blog
LilyGO TTGO T-Camera Mic ESP32 - LILYGO-H310-Q123
ESP32-A1S Wi-Fi+BT Audio Development Kit - Electronics-Lab.com
I2S Communication on ESP32 to Transmit and Receive Audio Data Using MAX98357A
ESP32-LyraTD-DSPG Audio Development Board - Espressif Systems | Mouser
Ai Smart Far-field Online Voice Recognition Dual Microphone Dueros Development Board Esp32 Bluetooth Wifi Networking - Air Conditioner Parts - AliExpress