- Xtensa 32-bit LX7 dual-core processor, up to 240 MHz main frequency, delivering responsive local processing for IoT applications. - Supports 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) for versatile wireless connectivity. - Memory and storage: 512 KB SRAM, 384 KB ROM, onboard 4 MB Flash memory and 2 MB PSRAM for firmware, data, and buffering. - Module design: Castellated module with onboard ceramic antenna, allowing soldering directly to carrier boards for compact integration. - Power and efficiency: Flexible clock options with independent module power supply setting to realize low power consumption in different scenarios. - Interfaces: Integrated USB serial port full-speed controller and 34 GPIO pins for flexible pin function configuration. - Use scenarios: Smart home devices and sensors requiring reliable Wi-Fi/Bluetooth connectivity; Industrial IoT edge nodes for data collection and remote monitoring; Rapid prototyping and development projects needing multiple GPIOs and straightforward USB programming.