Description
Product Description
The ISD1820 Voice Recording Module is a high-quality, easy-to-use audio solution designed for capturing and playing back short voice messages. Featuring the advanced ISD1820 chip, this board offers non-volatile storage, meaning your recorded message is safely preserved even after power is disconnected.
This all-in-one kit includes an onboard high-sensitivity microphone for recording and a matched 0.5W 8Ω speaker for clear playback. Whether you are adding a voice prompt to an industrial machine, building a custom “talking” greeting card, or integrating audible alerts into an Arduino security system, the ISD1820 provides a reliable, code-free way to add sound to your hardware. It supports three distinct playback modes: Edge-triggered, Level-triggered, and Looping, offering maximum flexibility for any application.
Key Features
- Simple Three-Button Control: Direct onboard buttons for Recording (REC), Playback-Edge (PLAYE), and Playback-Level (PLAYL).
- No Coding Required: Can operate as a standalone device with just a battery, or be controlled via a microcontroller (Arduino, Raspberry Pi).
- Non-Volatile Memory: Recorded audio is stored in internal flash memory for up to 100 years without power.
- High-Quality Audio: Features an onboard microphone with automatic gain control for clear voice capture.
- Versatile Playback: Supports “Push-to-Play” (Edge), “Hold-to-Play” (Level), and continuous loop modes.
- Direct Speaker Drive: Includes an integrated power amplifier capable of driving the included 8Ω 0.5W speaker directly.
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