Grove MP3 V4.0 Audio Player Module TF Card & 3.5mm Headphone Lossless Decoder Board

Grove MP3 Module Product Overview

Grove MP3 V4.0 Audio Player Module is built with high-quality WT2605CX audio chip, compatible with Arduino boards. It comes with Grove connector, supports TF card, SD card and USB flash drive reading. It decodes MP3 & WAV audio files, equipped with speaker port and 3.5mm headphone jack, ideal for offline audio playback in embedded projects.

Grove MP3 Module Key Features

Adopt WT2605CX audio chip, better sound quality than MP3 V3 version

Support MP3, WAV decoding, bit rate 8kbps~320kbps for clear audio

Multiple storage: SPI-Flash, TF Card, USB Disk, FAT/FAT32 file system

AT command serial control, random track selection & seamless loop playback

Grove interface, JST speaker port and 3.5mm headphone audio jack

Max 32GB TF/SD card support, 5V working voltage

Default DAC audio output, easy to connect with Arduino and other MCUs

Grove MP3 Module Applications

With its high-quality audio chip, multi-format support, and rich control interfaces, the Grove MP3 Module V4.0 is widely used in:

Offline Music Playback: Portable music players, smart speakers, background music systems

Navigation Prompts: Car navigation devices, voice prompt systems

Audiobook Playback: E-book readers, audiobook players

Home Voice Interaction: Smart home voice prompts, voice broadcast devices

Educational Toys: Smart toys, voice interactive teaching devices

Industrial Voice Prompts: Industrial equipment voice alarms, operation prompt systems

Grove MP3 Module Advantages

Standard Grove connector for simple wiring and fast prototyping

Dual audio output: speaker output + 3.5mm headphone monitoring

Easy audio update by swapping TF card, no firmware re-burning required

Flexible AT command control to customize playback logic for IoT projects

Compact size 40209mm, weight 12g, easy to install in small devices

Reliable audio decoding for makers, university training and product prototype

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FAQs:

1. What is the Grove MP3 Module V4.0
   The Grove MP3 module is a music playback module based on the WT2605CX chip, supporting multiple audio formats and storage media, connectable to Arduino via Grove interface.

2. What audio formats and bitrates are supported
   Grove MP3 module supports MP3, WAV, and WMA formats, with an audio bitrate range of 8kbps to 320kbps for high-quality sound.

3. What storage methods are supported
   Grove MP3 module supports SPI-Flash, TF card, and USB flash disk, with FAT and FAT32 file system compatibility.

4. How to control playback via programming
   The module uses an AT communication interface, supporting randomized playback and seamless loop functions. Use the Seeed Serial MP3 Player library for development.

5. What audio output options are available
   It supports a 3.5mm headphone jack and an onboard Speaker JST interface for connecting speakers, with default DAC output mode.

6. What are the operating voltage and power consumption
   Input voltage is 5V DC. Operating current is less than 15mA without signal output and less than 40mA with signal output, resulting in low power consumption.

7. What is the maximum SD card capacity supported
   The SD card supports a maximum capacity of 32GB, meeting the storage needs for a large number of audio files.

8. What are the physical dimensions and weight
   The dimensions are 40mm x 20mm x 9mm, and the weight is approximately 12g, making it compact for easy integration.

9. What sampling rates are supported
   It supports multiple sampling rates including 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, and 48 KHz.

10. What are the main application scenarios
    It is suitable for offline music playback, navigation prompts, audiobook playback, home voice interaction, and other embedded audio projects.