Description: The ESP-WROOM-32 module has integrated electronic peripherals, external expansion of all GPIO pins, an onboard antenna, stamp hole design and easy mass production. It can be used for product development, integrated design and many more applications. Features: 1. The ESP32S WiFi and Bluetooth chip has a dual-core 32-bit MCU, which integrates WiFi HT40 and Bluetooth/BLE 4.2 technology inside. 2. High performance and small volume, easy to be embedded into other products. 3. In addition, it supports Wi-Fi HT40, classic bluetooth/BLE 4.2, and more GPIO resources. 4. ESP32S chip integrates a wealth of hardware peripherals, including capacitive touch sensors, SD card interfaces, Ethernet interfaces etc. 5. Power and optimized RF characteristics, which is safe, reliable, and scalable to a wide range of applications. Specifications: Model: ESP32S Module Material: ABS Application: WiFi & Bluetooth ESP ESP32S Size: Approx. 2.5 * 1.8 * 0.3cm / 1.0 * 0.7 * 0.1in Weight: Approx. 4g Package List: 1 x ESP32S Module 1、The ESP32S WiFi and Bluetooth chip has a dual-core 32-bit MCU, which integrates WiFi HT40 and Bluetooth/BLE 4.2 technology inside 2、High performance and small volume, easy to be embedded into other products 3、In addition, it supports Wi-Fi HT40, Classic Bluetooth/BLE 4.2, and more GPIO resources 4、ESP32S chip integrates a wealth of hardware peripherals, including capacitive touch sensors, SD card interfaces, Ethernet interfaces etc 5、Power and optimized RF characteristics, which is safe, reliable, and scalable to a wide range of applications