ESP32 is a single 2.4 GHz Wi-Fi and Bluetooth combo chip designed with TSMC ultra-low-power 40 nm technology. It is designed to achieve the best power performance and RF performance, showing robustness, versatility, excellent features and reliability in a wide variety of applications and different power profiles.

Features :
1) Ultra-Low-Power-Solution
2) Complete Integration Solution
3) Basic Protocols : Wifi & Bluetooth