Description
Product Description
The [NEW] ISD1820 Replayable Voice Module is an upgraded audio capture solution featuring an enhanced, high-sensitivity embedded microphone for superior voice clarity. This compact board allows users to record, store, and playback high-fidelity voice messages or sound effects without the need for complex programming or external storage media.
Utilizing specialized internal flash memory, the module ensures that your recordings remain intact even after the power is disconnected (Non-Volatile Storage). This new version is specifically tuned for better signal-to-noise ratios, making it ideal for clear verbal instructions, custom alerts, or interactive greeting devices. Whether operated as a standalone unit with the onboard tactile buttons or integrated into a microcontroller-based system (Arduino/Raspberry Pi/STM32), it provides a robust and reliable audio interface for any project.
Key Features
- Upgraded High-Clarity Mic: Features a premium embedded electret microphone for crisp, natural-sounding voice capture.
- Non-Volatile Memory: Audio is saved directly to the chip’s internal flash; no battery backup is required to keep the recording.
- Three Playback Modes:
- PLAYE (Edge): One-touch playback of the entire message.
- PLAYL (Level): Plays only while the button is held (useful for momentary prompts).
- Repeat/Loop: Continuous playback capability via onboard jumper setting.
- Zero-Programming Operation: Record and play instantly using physical buttons—no code required for basic use.
- MCU Compatible: Standard 2.54mm headers allow for easy triggering via 3.3V or 5V logic from any microcontroller.
- Built-in Amplifier: Includes a powerful onboard driver capable of powering the included 8Ω 0.5W speaker at high volume levels.
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