DF Player Mini is a small and cheap MP3 module, can be directly connects the speaker. Module with battery power supply, speaker, keys can be used alone, can also be via a serial port control, as the UNO or anything with a serial port of single chip microcomputer a module. Perfect integration module itself hard to decode MP3, WAV, WMA. Software support TF card drive at the same time, support the FAT16, FAT32 file system. Through a simple serial port can play the specified music instruction, and how to play music, and other functions, without tedious underlying operating, easy to use, stable and reliable.
1 - Support the sampling rate (KHz): 8/11.025/12/16/22 05/24/32/44.1/48
2 - 24 bits DAC output dynamic range support: 90 db. SNR support: 85 db.
3 - Fully support the FAT16, FAT32 file system, the largest support 32 gb TF card, support 32 gb usb flash drive, 64 m byte NORFLASH
4 - A variety of optional control mode. IO control, serial port, AD button control mode
5 - Radio call waiting function, there is background music can be suspended. Advertising is back in the background continue to play.
6 - Audio data according to the folder, maximum 100 folders, every folder can be allocated 255 tracks
Class 7, 30 volume is adjustable, 6 EQ is adjustable.
1 - Vehicle-mounted navigation speech
2 - Highway transportation inspection, toll station voice prompt
3 - Railway station, bus station security check voice prompt
4 - Electric power, telecommunication, finance, business hall voice prompt
5 - Vehicle into and out of channel to verify voice prompt
6 - Voice prompt frontier inspection channels
7 - Multi-channel voice alarm or equipment operation guide voice
8 - Electric sightseeing car security speech notices
9 - Electrical and mechanical equipment failure alarm automatically
10 - Firefighting voice alarm prompt
11 - Automatic broadcasting equipment, broadcast regularly
