Micro:bit V2 is a pocket-sized microcontroller launched by the British Broadcasting Corporation BBC, an ARM development board for youth programming education, which can do all kinds of cool creations, such as programming video games, musical instruments, robot control, science Experimentation and wearable device development, etc.Micro:bt V2 adopts nRF52833 processor based on ARM Cortex-M4On-board wireless 2.4G, integrated low-energy Bluetooth 5.0; on-board MEMS microphone, speaker and touch-sensitive logo, use sound and touch to easily develop your own creativity.It also has 5x5 red LED dot matrix, each LED light can be programmed individually; two programmable buttons can be used to control the game or pause and skip songs in the playlist.Equipped with a combined motion sensor IC, which contains an accelerometer and a magnetometer, the accelerometer can measure acceleration in 3 axes, and the magnetometer can be used as a compass or as a magnetic field detector.Processor: Nordic Semiconductor nRF52833Memory: RAM512 KB Flash, 128 KB RAMExternal chip: NXP KL27Z. 32KB RAMMicrophone: MEMS microphone and LED indicatorSpeaker: Onboard speakerTouch: Onboard touchable LoGoExpansion interface: 25pin pins, PWM, 12C, SP and expansion interface, 3 ring pins for connecting alligator clips/banana plugs. 4 dedicated GPIO pin interfaces with notch design for easier connectionI2C bus: dedicated I2C busWireless connection: 2.4GHz radio/BLE Bluetooth 5.0Power supply: Micro-USB 5V power supply, 3V power interface or battery box power supply, power indicatorWorking current: 200mAMotion sensor: ST LSM303Programming software: C++, Makecode, Python, ScratchColour: blackMaterial: PCBSize: 5x4CMPackage Contents:1 * Micro:Bit V2 Development Board (Random colors, don't accept the specified color)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.