Adafruit vs1053 codec microsd breakout adafruit 1381 p the adafruit vs1053 codec micro sd breakout is an spi controlled mini audio player for your next project it can play mp3 aac ogg vorbis wma midi flac and wav stereo audio files directly from the onboard micro sd card holder with just a few spi commands there are also 8 x gpio pins with 100k omega pull downs you can use for leds buttons etc this is an ideal board for those projects where your chosen microcontroller lacks th