Equipped with 32-bit RISC-V processor, up to 240MHz main frequency. Integrated with 384KB Static RAM, 320KB ROM, and 4MB Flash; Integrated 2.4GH z and 5GHz dual-band Wi-Fi, Bluetooth 5 (LE), and IEEE 802.15. 4 (Zigbee 3.0 and Thread) wireless communications, with outstanding RF performance; Onboard antenna switching chip, supports onboard antenna or external antenna (IPEX-1). USB Type-C port, easier to use; Castellated module allows soldering directly to carrier boards, with rich peripheral interfaces; Supports multiple low-power operating modes, enabling flexible adjustment of the balance between communication range, data rate, and power consumption to meet the power requirements of various application scenarios