MP3 Voice SD Card Module WTV020-SD-16P is a voice rewritable content type of mass storage voice module, pluggable maximum capacity of 1GB SD card memory. The module can load 6kHz to 16kHz sampling rate WAV format audio and AD4 formats voice. MP3 Voice SD Card Module WTV020-SD-16P has 16bit DAC and PWM audio output and it supports microcontroller and key control.
MP3 Voice SD Card Module WTV020-SD-16P - General Specifications
Supports plug-maximum the 1G capacity of the SD card
Supports playback of 4Bit ADPCM format files
Automatically recognize the voice files
Loadable 6KHz to 32KHz, 36KHz sampling rate AD4 audio