About this item

The Waveshare Bluetooth 4.0 NRF51822 Core Board is a compact and efficient module ideal for wireless communication projects. It features the nRF51822 chip and supports a communication range of up to 30 meters in open outdoor conditions at a 1 Mbps data rate. Operating within the 2.4 GHz frequency band, the board runs on a voltage range of 2.0V to 3.6V and withstands temperatures from -40°C to 85°C. The compact PCB measures just 17.0mm by 20.8mm and includes an onboard antenna. Most GPIO pins are accessible via expansion headers, making it versatile for development.