Product Description: Micro Bit IO Expansion Board with Onboard Passive Buzzer Unlock the full potential of your Micro Bit projects with our versatile Micro Bit IO Expansion Board. This development board is designed to enhance your creativity and functionality, making it an essential tool for hobbyists, educators, and developers alike. Micro Bit IO Expansion Board This expansion board features a powerful design with 19 pins, each equipped with VCC and GND connections. This allows for extensive multi-channel function expansion, enabling a wide range of applications from simple projects to complex IoT systems. Whether you’re building sensors, actuators, or interactive devices, this board provides the flexibility you need. Versatile Voltage Switching Adapt your projects to various circuit requirements with ease. The Micro Bit expansion board allows you to switch the VCC of each pin between 3.3V and 5V. This feature ensures compatibility with a variety of components, giving you the freedom to experiment and innovate without limitations. I2C Support Simplify your connections with dedicated I2C SDA and SCL pins, along with corresponding 5V and GND pins. This design makes it easy to connect to I2C interface modules, such as the LCD1602 LCD screen. Enjoy hassle-free integration and streamlined operations, allowing you to focus on your project rather than wiring complexities. Independent Power Supply Design The board includes three independent 3.3V and 5V pins, ensuring a stable power supply for your components. It supports both DC power sockets and USB power supply, making it suitable for various usage scenarios. Whether you’re prototyping at home or deploying in the field, this board adapts to your power needs. Integrated Noise Device Enhance your projects with sound capabilities using the onboard passive buzzer. Users can easily connect the buzzer to achieve various sound alert functions via jumper caps. This feature is particularly useful in IoT devices, where audio feedback can enhance user interaction and alertness. Elevate your Micro Bit projects with the Micro Bit IO Expansion Board with Onboard Passive Buzzer. Its robust features, flexible design, and ease of use make it the perfect choice for anyone looking to expand their development capabilities. Start creating innovative solutions today!