Details

Overview:
It's an add on board that needs an arduino or some other micro controller to play.
UART TTL serial control playback mode, baud rate is 9600bps. 30 class adjustable volume.
Power supply can be DC 3.2 ~ 5.2V

Features:

• Support file format:MP3/WAV
• Support Micro SD card, Micro SDHC Card
• Support sampling frequency (kHz):8 / 11.025 / 12 / 16 / 22.05 / 24 / 32 / 44.1 / 48