Description
ISD1820 Voice Recording Module With On Board Mic and Speaker
- Onboard Microphone: Equipped with an integrated microphone that allows users to record audio directly from the surrounding environment.
- Onboard Speaker: Features an onboard speaker for convenient playback of recorded audio messages or sounds without the need for external speakers.
- Voice Recording: Allows users to record voice messages, sounds, or audio signals, typically with a recording duration ranging from a few seconds to several minutes, depending on the configuration.
- Voice Playback: Supports the playback of recorded audio messages with clear and audible sound quality through the onboard speaker.
- Message Storage: Capable of storing recorded messages or sounds in non-volatile memory, ensuring that recordings are retained even when the power is disconnected.
- Erase and Re-record: Provides the option to erase previously recorded messages and re-record new ones, making it versatile for various applications.
- Control Inputs: Typically includes control inputs for triggering recording, playback, and erase functions. These inputs can be driven by microcontrollers, switches, or other control devices.
- Loop Playback: Some models offer a loop playback mode, continuously playing the recorded message until manually stopped or triggered to record a new message.
- Adjustable Recording Quality: May feature adjustable recording quality settings to optimize audio clarity and storage duration.
- Low Power Consumption: Operates with low power consumption, making it suitable for battery-powered applications.
- Wide Voltage Compatibility: Compatible with a wide range of supply voltages, usually within the 3.3V to 5V range.
- Compact Form Factor: Comes in a compact and space-saving design, facilitating easy integration into various projects.
ISD1820 Voice Recording Module With On Board Mic and Speaker
- Push‐button interface, playback can be edge or level activated
- Automatic power‐down mode
- On‐chip 8Ω speaker driver
- Signal 3V Power Supply
- Can be controlled both manually and by MCU
- Sample rate and duration changeable by replacing a single resistor
- Record up to 20 seconds of audio
- Dimensions: 37 x 54 mm
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