The BBC V2.2 is a powerful development board that features an upgraded processor, capacitive touch- sensor, and Bluetooth-compatible5.0 connectivity-. Its built-in speaker, microphone, and LED indicator perfect for kids who want to explore-the world of electronics and coding. With its expansion edge connector and USB/battery power options-, the V2.2 is incredibly versatile and can be used in a wide range- of projects. It also comes with a variety of sensors, including motion, light, temperature, and compass-, as well as a radio for wireless communication. With its expansion edge connector and USB/battery power options-, the V2.2 is incredibly versatile and can be used in a wide range- of projects. It also comes with a variety of sensors, including motion, light, temperature, and compass-, as well as a radio for wireless communication. Whether you're building a robot, creating a wearable device, or experimenting with IoT-applications, the BBC V2.2 is the perfect tool for the job. Its compact size and durable construction suitable for use in classrooms, workshops, and at home-. With its wide range-of features and accessories, the BBC V2.2 is a must-have for anyone interested in exploring the world of electronics and coding.. Colour:black Material:PC+metal Package Contents: 3 x Development board 3 x USB cable Only the above package content, other products are not included. Note: Light reflection 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.