The ESP32-S2-WROOM with 32MB of memory is an Internet of Things (IoT) device manufactured by Espressif. It is a surface-mount module (SMD) that features 802.11 b/g/n Wi-Fi connectivity with a 2.412GHz to 2.484GHz radio frequency range. It also supports Bluetooth 5.0 Low Energy (BLE) communication mode. It can be used in embedded applications with low power requirements, such as home and building automation, wireless Location Area Networks (LANS), wearable electronics, consumer electronics, computer peripherals, automobile applications, and industrial automation. It comes with integrated memory of 32MB and ultra-low power usage features. It is equipped with several industry-standard communication interfaces, such as SPI, I2C, UART, SDIO, and I-Cube. It also supports a range of industry-standard sensing technologies such as temperature, humidity, light, gyros, and more.