ITEM NAME:YX5300 UART Control Serial MP3 Music Player Module for Arduino/AVR/ARM/PIC E7O4 YX5300 UART Control Serial MP3 Music Player Module for Arduino/AVR/ARM/PIC E7O4 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 UART TTL serial control playback mode, baud rate is 9600bps Power supply can be 3.2 ~ 5.2VDC Size: 43mm x 25mm Colour: blue Material: plastic Package Contents: 1 x YX5300 UART Control Serial MP3 Music Player Module Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Support Micro-SD card, Micro-SDHC Card.