DFPlayer Mini adalah modul mp3 yang kecil dan murah, dapat langsung di hubungkan ke speaker. di lengkapi micro sd card slot. dengan library yang sudah tersedia anda sudah bisa mengoperasikan dengan arduino.
1. support the sampling rate (KHz) : 8/11./32/44.1/482, 24 bits DAC output dynamic range support: 90 db, SNR support: 85 db3, fully support the FAT16, FAT32 file system, the largest support 32 gb TF card, support 32 gb usb flash drive, 64 m byte NORFLASH4, a variety of optional control mode. IO control, serial port, AD button control mode5, radio call waiting function, there is background music can be suspended. Advertising is back in the background continue to play6, audio data according to the folder, maximum 100 folders, every folder can be allocated 255 tracksClass 7, 30 volume is adjustable, 6 EQ is adjustable
1, vehicle-mounted navigation speech2, highway transportation inspection, toll station voice prompt3, railway station, bus station security check voice prompt4, electric power, telecommunication, finance, business hall voice prompt5, vehicle into and out of channel to verify voice prompt6, * * voice prompt frontier inspection channels7, multi-channel voice alarm or equipment operation guide voice8, electric sightseeing car security speech notices9, electrical and mechanical equipment failure alarm automatically10, fire fighting voice alarm prompt11, automatic broadcasting equipment, broadcast regularly