Description
Specifications
- Specifications:
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
Maximum voice storage: 512 voice
2 module types : WTV020-SD-20S and WTV020-SD-16P
Supports FAT files system.
Supports playback of WAV and 4Bit ADPCM format files;
It can play background music and inter-cut slogans.
Operating voltage: DC 2.6 to 3.6V
Quiescent current: 16 uA (SD card is not inserted)
Control ways: key control, two-line control, and UART232 serial port control. - Application:
Vehicle electronic product, intelligent housing system, voice prompt of medical appliance, household appliances and so on.