Q25 TF SD Card WTV020-SD Voice Module Arduino

SKU: 1941912

2.07 2.07 Piece 2.07 USD

¥ 14.00

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Product Description:

WTV020 plug-in SD card voice module, the main chip selection WTV020-16S and WTV020-20S package chip. The voice content update is replaced directly on the PC via the SD card reader. The control mode is also changed in a TXT file stored on the SD card. The module supports FAT file system. Support for WAV and ADPCM file playback. Support second-line serial control mode, key mode and UART232 serial port mode. Can automatically identify the voice sampling rate and voice file grid


  • Product for the WTV020 chip plug SD card module, support 32M ~ 1GBit capacity card;

  • Support FAT file system, SD card for the storage carrier;

  • Support for playing WAV and 4Bit ADCPM format files;

  • Support automatic identification of folders and voice file playback;

  • Can play background music and commercial slogan;

  • Control methods are key control, second-line control and UART232 serial port control;

  • WTV master chip has WTV020-16SOP and WTV020-20SOP two packages, both compatible;

  • Can carry out any paragraph of voice playback;

  • Operating voltage: DC2.6 ~ 3.6V;

  • Storage content by folder classification, easy to operate.