- Products for WTV020 chip module plug the SD card, supports 32M ~ 1GBit capacity card; (An Chinese type IC)
- Supports the FAT file system, SD card as storage medium;
- Support playing WAV format files and 4Bit ADCPM;
- Supports automatic speech recognition folders and file playback;
- You can play background music and commercials language;
- Control methods are key control, second control and UART232 serial control;
- WTV master chip has WTV020-16SOP and WTV020-20SOP two packages, both of which are compatible;
- You can play any segment of speech;
- Operating voltage: DC2.6 ~ 3.6V;
- Classified by folder store content, easy to operate.
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