1.Description:
 It is a MP3 player which can be directly connected to speakers. The module can be controlled by serial port, as a module of Arduino UNO or any single-chip microcomputer with serial port.

2.Feature:
 1).Integrate hard decoding of MP3, WAV, and WMA.
 2).Support TF card drive.
 3).Through simple serial port commands, you can complete the functions of playing the specified music and how to play the music.There is no need for tedious low-level operations, easy to use, stable and reliable.
 4).Support 24-bit DAC output.
 5).Support FAT16, FAT32 file systems, a maximum of 32G TF card, 32G U disk, 64M byte NORFLASH.
 6).Support a variety of control modes to choose from, IO control mode, serial port mode, and AD button control mode.
 7).Support the broadcast language insertion function, and can pause the background music being played. After the advertisement is played, it returns to the background sound to continue playing.
 8).It uses audio data to be sorted by folder, supports up to 100 folders, and 255 tracks can be allocated every folder.
 9).30-level volume is adjustable, 6-level EQ is adjustable.

3.Parameter:
 1).Product Name: MP3 Player
 2).Support Sampling Rate(KHz): 8/11.025/12/16/22.05/24/32/44.1/48.
 3).Dynamic Range Support: 90dB
 4).SNR Support: 85dB
 5).Work Temperature: -25℃~85℃
 6).Work Humidity: 5%~95%RH
 7).Size:20*20*13mm

4.Package included:  3pcs MP3 Player