ISD1820 Voice Recording Module With Mic and Loud Speaker

The ISD1820 Voice Recording Module With Mic and Loud Speaker is a compact voice recording and playback module designed for adding audio recording and playback functionality to electronic projects. Based on the ISD1820 voice recording IC, this module allows users to record voice messages through the onboard microphone and play them back using the included speaker. With simple push-button controls and microcontroller trigger support, it is widely used in robotics, voice alerts, interactive devices, security systems, and DIY electronics projects. Available at Directronics, the ISD1820 Voice Recording Module is ideal for students, hobbyists, makers, educators, and professional engineers. (Directronics)

Features:

• Based on ISD1820 Voice Recording IC

• Built-In Electret Microphone for Recording

• Includes Loud Speaker for Audio Playback

• Voice Recording and Playback Function

• Recording Time Up to 10 Seconds (Typical)

• Non-Volatile Voice Storage

• Supports Push Button Operation

• Supports Microcontroller Trigger Control

• Compact PCB Design

• Low Power Consumption

• Easy Interface with Arduino, ESP32, STM32, and Raspberry Pi

• Suitable for Standalone and Embedded Applications

(Directronics)

Why Choose ISD1820 Voice Recording Module?

• Provides an easy way to add voice features to electronic projects

• No external memory or complex audio programming required

• Built-in microphone and speaker simplify project development

• Suitable for voice alerts and interactive applications

• Easy integration with popular development boards

• Ideal for beginners, students, hobbyists, and professionals

Applications:

• Talking Robot Projects

• Voice Announcement Systems

• Security Alarm Systems

• Smart Home Automation

• Interactive Electronic Toys

• Door Opening Voice Alerts

• Robotics Sound Effects

• Embedded Audio Projects

• Educational Electronics Projects

• DIY Voice Recorder Systems

Technical Specifications:

• Product Type: Voice Recording and Playback Module

• Recording IC: ISD1820

• Operating Voltage: 3V–5V DC

• Recording Time: Up to 10 Seconds (Typical)

• Recording Method: Onboard Microphone

• Audio Output: Speaker Output / Audio Output Pins

• Speaker Compatibility: 8Ω Speaker (Typical)

• Control Method: REC, PLAYE, PLAYL Buttons / Trigger Pins

• Communication Interface: Digital Trigger Input

• Memory Type: Non-Volatile Analog Storage

• PCB Type: Compact Module Board

• Operating Temperature: Model Dependent

(Directronics)

Package Includes:

• 1 × ISD1820 Voice Recording Module

• 1 × Loud Speaker

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• PAM8403 Amplifier Board With Switch Potentiometer

• MAX98357 Audio Decoder Module

• GPD2846A TF Card MP3 Decoder Board 2W Amplifier Module

• Arduino Uno

• ESP32 Development Board

• Raspberry Pi Pico W

• Jumper Wire Bundle (40Pcs)

• Microphone Sensor Module

Why Buy from Directronics?

Directronics provides quality development boards, communication modules, sensors, electronic components, robotics modules, power management solutions, and IoT products for students, makers, educational institutions, startups, and industry professionals. Explore our complete range of Arduino, ESP32, ESP8266, Raspberry Pi, power modules, motor drivers, programming tools, and embedded development products to bring your ideas to life.

Note:

Product images are for illustration purposes only. Actual module design, speaker size, PCB layout, and specifications may vary depending on the manufacturing batch. Ensure correct power supply voltage and speaker connection before operation. For louder audio output, an external audio amplifier module can be used with the audio output pins.