ISD1820 audio recording and playback module + speaker

Sound recording module based on ISD1820. It has a built-in microphone and a speaker attached. Built-in functions allow you to record and playback audio for up to 20 seconds. The device does not have nonvolatile memory. Supply voltage ranging from 3 V to 5 V. 

The product is compatible with Arduino

Sample code and detailed information can be found inthe user guide.

The module can operate as a standalone device or can be controlled through an external microcontroller.

• Supply voltage: 3 V to 5 V
• Function buttons
  • REC - record
  • PLAYE - one click plays the whole record
  • PLAYL - plays the recording while you hold the button
• Speaker 8 Ohm / 0.5 W
• 4 mounting holes diameter 3 mm

• Board sizes: 41 x 37 x 10 mm

• The main module
• Connecting the loudspeaker cable (requires independent soldering)
• YD36 speaker 8ω 0.5 W

• Technical documentation ISD1820
• Diagram of the module
• Example program for Arduino