Description
A634Products for WTV020 chip module plug the SD card, supports 32M ~ 1GBit capacity card;
Supports the FAT file system, SD card as storage medium;
And supports playback of WAV format files 4Bit ADCPM;
Supports automatic speech recognition folders and file playback;
You can play background music and commercials language;
Control methods are key control, two-line 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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