micro:bit MusicBox Mk2 4-tronix

This neat little unit is a standalone music box for your Micro:Bit (not included). Provides battery power, voltage regulator, mini speaker with powered driver, on/off switch with indicator LED and mountings for the Micro:Bit and a reversible Blinky plugin.

The all new Mk2 version improves on the original with:

Updated and robust reversible mounting connecting
Larger, more powerful speaker with audio amplifier
Blinky Plugins can be inserted either way round
3xAA batteries
Can be used as a standalone Micro:Bit music box or use to drive your own FireLeds shapes