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Gravity: UART MP3 Voice Module with 8MB Flash Memory


MP3 Voice module:

  • MP3 / Wave format
  • 8MB Flash (SPI)
  • UART / Serial Interface

More details

In stock

7,14 € tax incl.


An MP3 module controllable via serial port / UART to animate your maker projects

This new Gravity MP3 voice module produced by DFRobot can solve these problems. This module can store 8MB audio files, which means it can store more than 200 audios for your choice, support MP3 and WAV formats. Its storage method is as simple as USB flash drive, and audios can be updated at any time. It uses the DF-Gravity interface, free from wiring; It has the ability to play the specified audio, play in loop, and adjust volume. It is suitable for all kinds of projects related to sound or voice, such as intelligent car, meteorological stations, smart home devices, vehicle navigation, toll stations, safety monitoring, machine audio navigation and so on.

Technical details

  • Operating Voltage: 3.3V to 5V
  • Interface: UART / Serial
  • Format: MP3, WAV (Hardware Decoding)
  • Sampling Rate (KHz): 8/11.025/12/16/22.05/24/32/44.1/48
  • Support to imitate SPIFLASH to U disk, and audios in SPIFLASH can be updated by the way to operate USB flash drive
  • 30 levels of volume adjustment
  • Dimension: 22 x 30 mm


For each order, you will recieve

  • Gravity: UART MP3 Voice Module x1
  • Gravity UART/I2C sensor cable x1



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