Hiwonder BBC microbit V2.0 Built-In Speaker &Microphone for micro bit STEM EducationMicro: bit is an microcontroller designed by BBC. Consisting of on board Bluetooth, accelerometer, electronic compass, three buttons, 5 x 5 LED dot matrix, it is only half the size of credit card and mainly used for programming education for teenagers. The V2 micro: bit comes with built in speaker, microphone and capacitive touch sensor. Feature On board speaker MEMs Microphone with LED indicator Touch sensitive logo Built in sleep off mode that means