By Miguel Avello
Teyleten Robot D1 Mini ESP32 ESP-WROOM-32 WLAN WiFi+Bluetooth Internet of Things IoT Development Board for Arduino NodeMCU
Teyleten Robot ESP32S ESP32 ESP-WROOM-32 Development Board 2.4GHz Dual-Core WiFi +Bluetooth 2 Function Microcontroller for Arduino
Turn any ESP32 into a Bluetooth proxy for Home Assistant. This option only works for "plain" ESP32 and not for ESP32-C3 or other variants.
Using the ESP32
STEP1: Choosing your hardware.
In this example I will use the ESP32 D1 Mini.
STEP2: Understanding the different conections and type of connections
Go to the ESPHome page and get to the BTProxy (here is the link)