MP3 Audio Module
DFPlayer - Mini MP3 Player (UART, Mono, Supports 32GB SD card)
The budget DFPlayer Mini MP3 player module with 24-bit DAC output, supporting MP3, WAV, and WMA, and up to 32GB TF card storage. Ideal for audio e-books.
DFPlayer Pro - A Mini MP3 Player for Arduino WiKi - DFRobot
Wiki：Here comes the DFPlayer Pro-a mini simple but powerful MP3 Player with 128MB storage! This MP3 player module supports four controlling modes: Arduino, AT command, on-board buttons, and ADKEY.
