Description:
DFPlayer Mini is a compact and inexpensive MP3 module that can be directly connected to the speaker. Modules with battery power, speakers, and keypads can be used alone, or through the serial port control, such as the Arduino UNO or any microcontroller with a serial port module. The module itself perfectly integrates hardware to decode MP3, WAV, and WMA's. While the software supports TF card drivers to support FAT16, FAT32 file systems,. It can be done through simple serial commands that specify a music player, as well as how to play music and perform other functions, without the cumbersome underlying operating, easy to use, stable, and reliable.
Specifications:
1, supports sampling rates (KHz): 8 / 11.025 / 12/16 / 22.05 / 24/32 / 44.1 / 48
2,24-bit DAC output, support dynamic range: 90dB, SNR support: 85 dB
3 fully supports FAT16 and FAT32 file system, maximum support 32G TF card, support U disk to 32G, and 64M bytes NORFLASH
4, A variety of control modes are available. IO control, serial port, and AD button control mode
5, radio spot language function, you can pause the background music being played. Advertising finished playing background sound continues to play back
6, The audio data is sorted by folder, supports up to 100 folders, Folders can be assigned to every 255 Tracks
7,30-level adjustable volume, six adjustable EQ
Application:
1. car navigation voice broadcast
2. road transport inspectors, toll stations, voice prompts
3. train, and bus safety inspection voice prompts
4. electricity, communications, and financial operating room voice prompts
5. vehicles into and out of the channel to verify the voice prompts
6. frontier channel voice prompts
7. multi-channel voice alarm or voice guidance equipment operation
8. electric sightseeing bus safety with voice announcement
9. Electrical and mechanical equipment failure alarm
10. fire alarm voice prompts
11. automatic broadcast equipment, regular broadcast