RB-Dfr-562 DFPlayer Mini MP3 Player The DFPlayer Mini is a small and low cost MP3 module with an simplified output directly to the speaker. The module can be used as a stand alone module with attached battery, speaker and push buttons or used in combination with an Arduino UNO or any other with RX/TX capabilities. The DFPlayer perfectly integrates hard decoding module, which supports common audio formats such as MP3, WAV and WMA. Besides, it also supports TF card with FAT16, FAT32 file system. Through a simple serial port, you can play the designated music without any other tedious underlying operations. Specifications • Supported sampling rates (kHz): 8/11.025/12/16/22.05/24/32/44.1/48 • 24 -bit DAC output, support for dynamic range 90dB , SNR support 85dB • fully supports FAT16 , FAT32 file system, maximum support 32G of the TF card, support 32G of U disk, 64M bytes NORFLASH • a variety of control modes, I/O control mode, serial mode, AD button control mode • advertising sound waiting function, the music can be suspended. when advertising is over in the music continue to play • audio data sorted by folder, supports up to 100 folders, every folder can hold up to 255 songs • 30 level adjustable volume, 6 -level EQ adjustable Applications • Car navigation voice broadcast; • Road transport inspectors, toll stations voice prompts; • Railway station, bus safety inspection voice prompts; • Electricity, communications, financial business hall voice prompts; • Vehicle into and out of the channel verify that the voice prompts; • The public security border control channel voice prompts; • • • • • Multi-channel voice alarm or equipment operating guide voice; The electric tourist car safe driving voice notices; Electromechanical equipment failure alarm; Fire alarm voice prompts; The automatic broadcast equipment, regular broadcast.