Specifications:
Input Voltage: DC 3.2~5.0V
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
Control Mode:
1) Serial Mode
Support for asynchronous serial communication mode via PC serial
Sending Commands Communication Standard: 9600 bps
Data bits: 1
Checkout: None
Flow Control: None
2) AD KEY Mode
We use the AD module keys, instead of the traditional method of matrix keyboard connection, it is to take advantage of increasingly powerful MCU AD functionality, Our module default configuration 2 AD port, 20 key resistance distribution.
3) I/O Mode
Application:
1. Car navigation voice broadcast
2. Multi-channel voice alarm or voice guidance equipment operation
3. Electric sightseeing bus safety with voice announcement
4. Electrical and mechanical equipment failure alarm
5. Fire alarm voice prompts
6. Automatic broadcast equipment, regular broadcast
Package Included:
4 x Mini MP3 Audio Voice Module for DFPlayer