Mini SD Card MP3 Sound Module For PIC Arduino WTV020-SD

(1 customer review)

Out of stock

Approx Restocking Date: 25 to 30 Days
SKU: 28532
  1. Supports FAT file system SD carrier
  2. Supports playing of 4Bit ADCPM format files
  3. Recognize the voice files automatically
  4. Support microprocessor and key control
  5. Audio output: 16bitDAC and PWM
  6. Maximum voice storage: 512 voice
  7. Operating voltage: DC 2.6 to 3.6V
  8. Quiescent current: 16 μA (SD card is not inserted)


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Brand: Generic
Category: Audio Amplifier Module
Tags: SD Card, Mini SD Card, SD Card Slot, Secure Digital Card Slot, WTV020-SD, WTV020, Sound Module

This Mini SD Card MP3 Sound Module is a reusable mass storage voice module, that can plug a maximum capacity of 1GB SD card memory and can load the WAV and AD4 audio.

Elevate your project’s audio capabilities with the Mini SD Card MP3 Sound Module. This compact and versatile module is designed to seamlessly integrate with both PIC and Arduino platforms, making it the perfect choice for a wide range of applications.

When it comes to audio quality, you can expect nothing but the best. The Mini SD Card MP3 Sound Module delivers crystal clear sound, ensuring that your audio output is of the highest quality.

Despite its powerful capabilities, this module boasts a compact design, saving valuable space in your projects. Its user-friendly interface makes controlling audio playback a breeze, even for beginners.

Whether you’re working on DIY electronics, robotics, or interactive projects, the Mini SD Card MP3 Sound Module is a valuable addition to your toolkit. Elevate your projects with high-quality audio, simplicity, and versatility – all in one compact package.

Note: We have only the WTV020-SD-16P variant.

Note : HW-251 on board working remains same.

Note: For more technical details go through Datasheet in the attachment section.

Features :

  1. Supports the FAT file system SD carrier.
  2. Supports the playing of 4Bit ADCPM format files.
  3. Recognize the voice files automatically.
  4. Support microprocessors and key control.
  5. It could be called any paragraph voice playing.
  6. Saving operation data when power is off.
  7.  Loadable sampling rate:
    1. 6KHz to 32KHz, the 36KHz sampling rate of AD4 audio.
    2. 6KHz to the 16KHz sampling rate of WAV audio.
  8. Loading voice to the SD card without the assistance of software.
  9. Support combination playing of the file (including mute combination).
  10. Memory contents are classified by file.

Package Includes :

1 x Mini SD Card MP3 Sound Module

Operating voltage (v)

2.6 ~ 3.6

Quiescent current (μA)


Maximum voice storage

512 voice

Audio output

16 bit DAC and PWM

Length (mm):


Width (mm):


Height (mm):


Weight (g):


Shipping Weight 0.005 kg
Shipping Dimensions 4 × 4 × 3 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Based on 1 review

5.0 overall

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    good quality


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Country Of Origin: China

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