ESP32S3 Mini Development Board Core and performance Based on ESP32S3FH4R2 dualcore Xtensa LX7 processor, up to 240 MHz efficiency dualcore design supports demanding tasks with responsive performance Wireless connectivity 2.4 GHz WiFi (802.11 b/g/n) and Bluetooth 5 LE for reliable wireless communication and device pairing Memory and storage Onboard memory: 512 KB SRAM and 384 KB ROM Storage: 4 MB Flash memory and 2 MB PSRAM for firmware, data buffering, and complex applications Power, clock, and efficiency Flexible clock options with independent module power supply settings to enable lowpower operation across different use cases I/O and interfaces USB serial port fullspeed controller for easy USB connectivity and debugging 24 GPIO pins with flexible pin function configuration Peripheral interfaces: 4 x SPI, 2 x I2C, 3 x UART, 2 x I2S, 2 x ADC Use scenarios and applications IoT sensor hub or smart home controller requiring wireless connectivity and multiple interfaces Industrial sensor gateway or data logger needing memory buffering, reliable IO, and power management Rapid prototyping and development projects that benefit from USB programming/debugging and versatile GPIO Key benefits and what makes it stand out Combines a capable dualcore processor with builtin WiFi and Bluetooth LE for compact, wirelessenabled projects Ample onboard memory and storage support complex firmware, data processing, and buffering Flexible clocking and independent power settings enable efficient lowpower operation Rich set of I/O and standard interfaces (SPI, I2C, UART, I2S, ADC) provide broad hardware integration options USB serial connectivity simplifies development, debugging, and programming without additional adapters This board preserves the original specifications and functions, offering a compact and capable platform for wireless projects, embedded systems development, and rapid prototyping.