Grove - MP3 Module V4.0, UART Interface

Sale price A$28.92   Inc. GST
Out Of Stock

We will notify you when this product becomes available.


  • Multiple Music Formats Supports: Support voice high-quality audio format, (8kbps~320kbps) with a beautiful sound, MP3, WAV format;
  • Multiple Storage Format Support: Supports SPI-Flash, TF card, USB flash disk and support FAT, FAT32 file system;
  • Control mode: Rich AT communication interface to meet your requirements;
  • Rich Operation: supports randomized playback of commands, seamless loop playback function, and so on;
  • Audio Output Mode: default DAC output for samples.


Why did we create this product in the first place, and what was the driving force behind it? The reason for releasing this new version is that MP3 V3 has been discontinued. In response to the needs of our community users, we hear and take action. Finally, we have sought out a superior MP3 chip and developed version 4.0.

This MP3 module is an integrated circuit widely utilized in the field of audio playback, designed to deliver high-quality audio decoding and playback capabilities. Typically employed in conjunction with embedded systems or electronic devices, this module facilitates the playback of audio files, such as music files in the MP3 format

We have developed more than 400 Grove modules, covering a wide range of applications that can fulfill various needs. Click to explore the Grove Ecosystem Introduction | Seeed Studio Wiki and get started to Grove your Idea. For all Grove users (especially beginners), we provide you with guidance PDF documents. Please download and read through Preface - Getting Started and Introduction to Grove before your use of the product.


  • Navigation system prompts.
  • Online music players.
  • Language pronunciation.
  • Interactive voice response (IVR) systems.
  • Audiobook playback.






Operating current (without signal output state)

less than 15 mA

Operating current (with signal output state)

less than 40 mA



Chip LDO output voltage

3.3 V

Chip output current

100 mA(at Max.)

File formats supported


Maximum memory supported for SD card

32 GB

Sampled rate

8/11.025/12/16/22.05/24/32/44.1/48 (KHz)

Hardware  Overview

Part List

Grove - MP3 Module V4


Speaker JST 2.0mm


Grove Cable




Shipping rates Australia wide and New Zealand

Please add the items in cart and proceed to checkout to calculate shipping cost. We have range of shipping options once goods are ready to dispatch. 
1. Regular shipping: Goods will be shipped using Australia post regular shipping service. 
2. Express shipping: Goods will be shipped using Australia post EXPRESS shipping service. 
3. Express split shipping: Local stock from Melbourne will be shipped ASAP (1 business day) using EXPRESS shipment while remaining items from overseas stock when arrived in Melbourne shipped using second EXPRESS shipment. 
4. Pick up from Thomastown, Melbourne is available on appointment between 9 am to 3 pm during business days. 



  • How do I estimate shipping for my order?
    • Add products in the shopping cart and head to the checkout page to estimate the shipping.

Dispatch time

Unless expressly agreed otherwise with you, we will not commence delivery of an order until we have received cleared payment of the purchase price in full.

All orders placed before 11 am AEST (Monday to Friday) will ordinarily be processed on the same day.

We will endeavour to ship the Products by the applicable time indicated on the website, but all times are indicative only.  All shipping times are dispatch times only, and actual delivery dates will depend on the shipping method chosen, delivery address and delivery service provider. 

Note- Please make a note during purchase if you require any item urgently. However we cannot guarantee that we will be able to comply with any request

*Go to Australia post delivery time calculation to get various Australia post service in your area please use our shipping postcode Thomastown, 3074 as the "from" address -

Shipping Destinations

We ship all products throughout mainland Australia, Tasmania and New Zealand - Including Darwin, Melbourne, Sydney, Tasmania, Adelaide, Brisbane, Perth, all metro and regional areas but do not deliver to areas in Australia where the Australia Post delivery network is not available. 

Check Express shipping delivery coverage area at -

Receipt of deliveries

Deliveries to post office boxes are not permitted where delivery is by courier. If delivery is by courier and nobody is available at the delivery address to accept delivery when delivery is attempted then the courier may either:

  • leave the relevant parcel at the unattended address (the courier will do so if specified in your delivery requirements); or
  • re-attempt delivery at a later time or date, in which case we may charge you an additional re-delivery fee. 

Note that if a delivery is left unattended at the shipping address and is subsequently stolen then the theft is your responsibility, not ours.

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