Features:
Support sampling frequency (kHz):8 / 11.025 / 12 / 16 / 22.05 / 24 / 32 / 44.1 / 48
Support file format:MP3/WAV
Support Micro SD card, Micro SDHC Card
30 class adjustable volume
UART TTL serial control playback mode, baud rate is 9600bps
Power supply can be 3.2 ~ 5.2VDC
Size:43mm x 25mm
Package included: 1PC