RP2040-BLE Development Board with USB Port Adapter Board Based On RP2040 Chip; Support C/C++, MicroPython, Arduino, Comprehensive SDK, Dev Resources, Tutorials To Help You Easily Get Started; Supports Bluetooth 5.1 Dual Mode, Allows Controlling By Serial AT Commands, With SPP And BLE Support; Compact Size, Separate Adapter Board Design, Castellated Holes With Immersion Gold Design, Highly Integrated Packaging, Easy To Embed Into Various Product Applications. Adapting USB Type-C Port Via Adapter Board