ESP32

Overview of the ESP32 Micro-Controller
 
The ESP32 is a series of low cost, low power system on a chip microcontrollers with integratedEspressif ESP-WROOM-32 Wi-Fi & Bluetooth Module.jpgWi-Fi & dual-mode Bluetooth. The ESP32 series employs a Tensilica Xtensa LX6 microprocessor in both dual-core and single-core variations.More at Wikipedia
Manufacturer: Espressif Systems