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ISD1820 Voice Recording and Playback Module

৳ 250.00

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Voice Recording and Playback Module.

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This module board is based on ISD18B20, which is a single-chip single-message record/playback device. Recordings are stored into on-chip non-volatile memory, providing zero-power message storage. With the embedded Flash memory employed, data retention up to 100 years and typical 100,000 erase/record cycles can be reached. Time for recording is 8-20 seconds.



  1. Power supply :3-5V, which can be accessed pin power;
  2. Audio recording control mode: the key to control or microcontroller, IO has drawn the line of control;
  3. Buttons control audio recording method of operation:
  4. REC button: record button, you can press and hold the recording, release the button to stop recording;
  5. RLAYE key: trigger mode playback, press will play this whole speech;
  6. PLAYL key: jog mode playback, press and hold until playback, release to stop playback;
  7. RPL Jumper: loop mode control, loop playback;
  8. FT Jumper: direct control, microphone voice through the speaker can playback






  • 1.An easy to use 10 seconds of voice recording
  • 2.high-quality, natural voice restored
  • 3.can be used as propaganda modul
  • 4.with looping, jog playback, single-pass play function
  • 5.available single-chip control
  • 6.this module can directly drive a small speaker 8 ohm 0.5W


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