Type: USB 27 digital input/output pins with full support for interrupt, PWM, I2C and OneWire on every pin. In addition, the board provides DAC, I2C, SPI, UART, and USB OTG capabilities, offering versatile data and peripheral connectivity. Based on ESP32S2FN4R2 WLAN IC, delivering integrated WiFi connectivity and solid performance for embedded projects. Key benefits - Flexible multi protocol I/O: combine sensing, control, and communication on a single platform. - Broad compatibility: supports DAC, I2C, SPI, UART, USB OTG, and OneWire, all on the ESP32S2 ecosystem. - USB interface with USB OTG support enables host and device functionality and flexible power options. - Efficient, WiFi-enabled MCU for wireless data transmission and remote control. Use scenarios - Home automation and sensor hub: connect I2C sensors and OneWire devices, drive actuators via PWM, and transmit data over WiFi. - USB peripheral or development platform: prototype USB host/device applications using the ESP32S2 features. - IoT prototyping and data logging: leverage multiple serial interfaces and wireless connectivity in a compact board. Note: This description preserves the original specifications and functions, including Type USB, 27 digital I/O pins with interrupt/PWM/I2C/OneWire, DAC, I2C, SPI, UART, USB OTG, and the ESP32S2FN4R2 WLAN IC basis.