WTV020 SD Voice module

Rp 50,000

17 in stock


Description :
WTV020-SD module is a reusable mass storage voice module ,can plug a maximum capacity of 1GB SD card memory and can load the WAV and AD4 audio .The voice module uses WTV020SD-20S as the core chip , with MP3 control mode, one to one key control mode, power on loop control mode and the two-line serial control mode.Features :

Support plug-largest-capacity of 1G SD card;
Automatically identify audio files;
Can load WAV audio at 6KHz ~ 16KHz sample rate;
Can store up to 512 Section voice;
Support for micro-processor and key control;
With power-down save operation data function;
Support combination of documents playback, including the mute combination;
Quiescent Current: 16uA (do not insert SD card)
Support play 4 Bit ADPCM format file;
Can load AD4 audio at 6KHz ~ 32KHz and 36KHz sampling rate ;
16bitDAC and PWM audio output;
With WTV020-SD-20S, WTV020-SD-16P two module types;
Can play any paragraph of the voice;
Can be loaded voice without software, just need to place voice into the SD card directly;
Operating voltage: DC2.5 ~ 3.6V;

Additional information

Weight 0.020 kg


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