Features:

• Push-button interface, playback can be edge or level activated
• Automatic power-dwon mode
• On-chip 8Ω speaker driver
• Can be controlled both manually or by MCU
• Sample rate and duration changable by replacing a single resistor
• Record up to 20 seconds of audio

Parameter:

• Power input: DC 2.4-5.5V
• With internal audio amplifier, this board can drive 8 Ohm 0.5W speaker directly.
• Microphone is on board
• Board dimension: 54mm x 38mm
• All the pins of ISD1820 are extended out with an connector, which can powered and controlled
• Dimensions: 37 x 42 mm
• Package include: Module with Mic and Speaker

Connect with Arduino: 

PLAYE - play a sound, when there is a push button signal (high logic effect), the recording will be played.

REC - button recording, when the button is pressed (high level), the device will start recording, until the release button will complete the recording, the maximum length of the recording is 20 seconds.

PLAYL - each press of the button will play the type of recording 1 time.

FT - function to use external amplifier circuit.

Documents:

• Code_test
• ISD1820 Arduino Voice Recorder Manual
• ISD1820 Schematic Diagram
• ISD1800 Series Datasheet