1、Professional Design: for RP2040 BLE is a mini development board with Bluetooth 1 dual mode function and general purpose serial AT command control for Bluetooth wireless telecommunication applications. 2、GPIO Pins: 14 multi functional GPIO pins are drawn out in a very small board size, with half hole process on the edge of the PCB, which can be easily and quickly integrated into the project. 3、Advanced Chip: Adopting the for RP2040 microcontroller chip officially designed by for RPi, based on for RP2040 development, split USB interface design. 4、Superior Processor: Microcontroller development board equipped with a dual core for ARM for Cortex M0 + processor, running frequency up to 133MHz flexible clock. 5、On Board Flash, Stamp Hole Design: Built in 264KB SRAM and 2MB on board Flash, stamp hole design, can be directly soldered and integrated into the user's own design of the backplane. 1 x Bluetooth Development Board1 x Adapter Board1 x FPC Cable Item Type: Microcontroller Development BoardMaterial: PCBBluetooth: 5.1Chip: for RP2040Equipped with: Dual Core ARM for Cortex M0 + ProcessorRunning Frequency: up to 133MHzMultiple Hardware Peripherals: 2 SPI2 I2C, 2 UART, 3 12 Bit ADCs, 14 Controllable PWM ChannelsSupport: for C/C++, for Micropython