ESP-WROOM-32 is a powerful universal WiFi-BT-BLE MCU module for a variety of applications, from low-power sensor networks to the most demanding tasks such as voice coding, music streaming and MP3 decoding. ESP8266 bringing WiFi to a small and cheap package, but also has enough processing power and enough pins to complete the small things and began a small revolution. Now you can use the ESP-WROOM-32 WiFi / Bluetooth Classic / BLE module to elevate your WiFi capabilities to a higher level! The product is just a module - it could be hard to use. You need to solder it on a board with support circuit (see Espressif's assembled ESP32 development board for a more complete design). This module is currently available for use by developers, FCC, CE, IC, MIC (Telec), KCC and NCC certifications. This module ESP-wroom-32 totally fits for WiFi 802.11b/g/n/e/i and Bluetooth v4.2 BR/EDR & BLE standard, and providing a series of solutions of Wifi and Bluetooth to support open real-time operating systems (RTOS). it also offers an open platform to support users to custom function flexibly in various applications.