The BBC micro:bit, a pocket-sized (4cm×5cm) ARM development board designed for helping children to learn programming skills, is now updated to the new V2 version. You can use your BBC micro:bit for all sorts of cool creations including digital games, musical instruments, robots, scientific experiments, wearable devices, and more...

The micro:bit V2 adopts faster ARM Cortex-M4 nRF52833 processor, integrates 2.4G Radio/BLE Bluetooth 5.0, and now includes built-in MEMS microphone, speaker, and touch sensitive logo pin, enabling people to get creative more easily through sound and touch sensing. It also offers 5x5 red LED matrix with separate control for each LED, and two programmable user buttons that can be used to control games or pause/skip songs on a playlist. The micro:bit V2 has a motion sensor which combines 3-axis sensing accelerometer, together with magnetometer that can be used as compass or magnetic field strength sensor.