This is ISD1820 Sound Recording Module board. This voice recorder or playback device is based on the ISD1820 chip, which can record/playback multiple-message. It can offer true single-chip voice recording, non-volatile storage, and playback capability for 8 to 20 seconds.


  • An easy to use 10 seconds of voice recording with looping, jog playback, single-pass play function
  • Single-chip control available
  • High-quality, natural voice restored
  • It can be used as propaganda module
  • This module can directly drive a small speaker 8 ohm 0.5W
  • Audio recording control mode: the key to control or microcontroller, IO has drawn the line of control


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