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Supports FAT file system SD carrier
Supports playing of 4Bit ADCPM format files
Recognize the voice files automatically
Support micro-processor and key control
Could be called any paragraph voice playing
Saving operation data when power off
Loading voice to the SD card without assistance of software
Support combination playing of file (including mute combination)
Memory contents classified by file
Capacity: 32M to1G capacity of the SD card;
Loadable sampling rate :
6KHz to 32KHz, 36KHz sampling rate of AD4 audio
6KHz to 16KHz sampling rate of WAV audio
Audio output: 16bitDAC and PWM聽
Maximum voice storage: 512 voice
2 module types : WTV020-SD-20S and WTV020-SD-16P
Operating voltage: DC 2.5 to 3.6V
Quiescent current: 16 uA (SD card is not inserted)
Vehicle electronic product, intelligent housing system, voice prompt of medical appliance, household appliances and so on.
1xvoice module MP3 sound U-disk audio player TF SD card WTV020-SD-16P Arduino
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