ISD1820 Sound Voice Board (Recording and Playback Module)

• 1. the board ISD1820 chip
• 2. nboard microphone, you can direct recording
• 3. can be about 10 seconds of voice recording
• 4. high-quality, natural voice restored, used as a loudspeaker module
• 5. with a loop, jog playback, single-pass playback
• 6. the chip has led to the main pin, you can control the operation of the microcontroller
• 7. operating voltage: 3 ~ 5V

Specifications