TF Card U Disk Mini MP3 Player Audio Voice Module Arduino DFPlayer Board R:J~

2,24-bit DAC output, dynamic range support: 90dB, SNR support: 85dB. 3, fully supports FAT16, FAT32 file system, maximum support 32G TF card, support U disk to 32G, 64M bytes of NORFLASH. 3, train station, bus station voice prompts security check.

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