Multi-channel voice alarm or equipment operating guide voice.The public security border control channel voice prompts.Vehicle into and out of the channel verify that the voice prompts.Electricity, communications, financial business hall voice prompts.Railway station, bus safety inspection voice prompts.Road transport inspectors, toll stations voice prompts.30 level adjustable volume, 6 -level EQ adjustable.audio data sorted by folder, supports up to 100 folders, every folder can hold up to 255 songs.when advertising is over in the music continue to play advertising sound waiting function, the music can be suspended.a variety of control modes, I/O control mode, serial mode, AD button control mode.fully supports FAT16, FAT32 file system, maximum support 32G of the TF card, support 32G of U disk, 64M bytes NORFLASH.24 -bit DAC output, support for dynamic range 90dB, SNR support 85dB. ![]() 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 Mini MP3 Player For Arduino is a small and low price MP3 module with an simplified output directly to the speaker.
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