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ISD1820 Voice Recording & Playback Module ISD1820 Sound Sensor with Microphone and 8 Ohm Speaker


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Buy ISD1820 Voice Recording & Playback Module ISD1820 Sound Sensor with Microphone and 8 Ohm Speaker in Pakistan. The best quality voice recording module available at Tonomech at best Price.


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This is a voice recorder modul contains ISD1820 IC to be used on microcontroller platforms like Arduino.

It is possible to record 10 s natural voices by this breakout. The modul plays the voice with 0.5 W and 8 Ohm speaker. It is needed to by an external speaker, speaker is not in the kit.

Recording Mode:

When the REC button is pressed, the RECLED LED will turn on and the board will start recording. The REC button must stay pressed along the recording period. Then you can set free the REC button.

Playing Mode:

There are 3 different playing modes on the board. When the PLAYE button pressed for once, The breakout will keep playing until the record ends or the supply voltage is turned off. When the PLAYL button is pressed, the record will be played as long as the button stays pressed. When the REPEAT switch is turned on (right side), the record will keep playing as long as the switch stays on or the supply voltage is turned off.

It is possible to wire an amplifier to the speaker out and get more powerful voices.


  • Easy to use 10 second voice recording and playback.
  • High quality, natural voice restore.
  • Can be used as a megaphone module.
  • With loop play, jog play, single play function.
  • SCM control.
  • This module can directly drive 8 ohm 0.5W small speakers.
  • Power supply: 3-5V, can be connected to the pin.
  • Record and playback control mode: key control or SCM, control line IO has been led out.

How to use:

  • with on-board ISD1820 chip
  • onboard microphone, can record directly
  • about 10 seconds voice recording
  • high-quality, natural voice restore can be used as a loudspeaker module
  • with a loop playback, jog playback, single-pass playback
  • the chip pin leads, through the microcontroller to control operation
  • Operating voltage: 3 ~ 5V
  • board size 54 (mm) the x38 (mm)

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