? Products WTV020 chip module plug-in SD card , supports 32M ~ 1GBit capacity card ;

? Supports the FAT file system , SD card as storage medium ;

? Supports playback WAV format files and 4Bit ADCPM ;

? Support folder and automatically recognize the voice file playback ;

? 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;

? Can play any segment of speech;

? Working voltage : DC2.6 ~ 3.6V;

? Store content classified by folder, easy to operate.

Product Overview:

WTV020 plug-in SD card Voice module, the main chip selection WTV020-16S and WTV020-20S package chips. Voice updates directly through an SD card reader on a PC replacement. Control is also an SD card stored in TXT file changes. The module supports the FAT file system. Support and ADPCM WAV file playback. Supports two-wire serial control mode, the key way and UART232 serial manner . Automatic speech recognition and speech sample rate format.