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ISD1820 Voice Recorder Module with Speaker

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Sound Sensor Modules for everyday users

The ISD1820 Voice Recorder Module with Speaker is a value-for-money sound sensor modules designed for everyday users. It features Operating Voltage (VDC): 3 to 5 and Speaker (Y/N): 8 Ω, 0.5W. Customers praise its impressive sound quality.

impressive sound quality
₹645
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Total: ₹645
Buying tip: A smart budget buy — solid performance without breaking the bank.
Estimated delivery: 17 Aug31 Aug
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Quick Specs

Operating Voltage (VDC): 3 to 5
Speaker (Y/N): 8 Ω, 0.5W
Cable Length: 20 (Speaker Connecting)
Speaker Diameter (mm): 40
Length (mm): 42
Width (mm): 33.5

Ideal For

Electronics projectsArduino / Raspberry Pi buildsPrototyping
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SKU: robu-43800Category: Sound Sensor Modules

About This Product

The ISD1820 Voice Recorder Module with Speaker is a value-for-money sound sensor modules designed for everyday users. Customers highlight its impressive sound quality.

Key Specifications

  • Operating Voltage (VDC): 3 to 5 — works with standard household power
  • Speaker (Y/N): 8 Ω, 0.5W
  • Cable Length: 20 (Speaker Connecting)
  • Speaker Diameter (mm): 40
  • Length (mm): 42
  • Width (mm): 33.5
  • Weight (g): 20
  • Dimensions (L x W x H) mm: 43x34x11

Why Buy from Pricio?

Pricio sources this product directly, cutting out multiple middlemen. Every order includes free shipping, a 15-day return policy, and secure payment via Razorpay.

This is ISD1820 Recording Module Voice Board With On Board Mic and Loud Speaker. The ISD1820 Recording Module Voice Board is the real easy way to add Voice Recording (and Playback) to your project. The Module can be operated directly by using the 3 Push-Buttons or with every microcontroller (ex. Arduino).

A microphone is implemented directly on the board, and you can connect any 8 Ohm Speaker. Your recordings are saved even without power due to the non-volatile storage on the ISD1820.

This module uses the ISD1820 voice record and playback IC to record a single voice message of up to 10 seconds in length. The recorded message is stored in its specialized analog flash memory that will keep the message stored even when power is removed.

The module includes an electret microphone to record your message and push buttons to allow for the record, partial playback, or full playback of the message. Header pins allow for easy interface to a microcontroller and playback can be controlled with just one digital pin.

The package includes an 8 Ohm 0.5W speaker and cable which can be connected directly to the modules speaker output.

Note : Actual product may vary in terms of SMD components on board we will ship according to the stock availability.

Buttons control audio recording method of operation

REC Button: record button, you can press and hold the recording, release the button to stop recording; RLAYE Key: trigger mode playback, press will play this whole speech; PLAYL Key: jog mode playback, press and hold until playback, release to stop playback; RPL Jumper: loop mode control, loop playback; FT Jumper: direct control, microphone voice through the speaker can playback; 


Features :

  1. An easy to use 10 seconds of voice recording.
  2. High-quality, natural voice restored.
  3. Can be used as a propaganda module.
  4. With looping, jog playback, single-pass play function.
  5. Available single-chip control.
  6. This module can directly drive a small speaker 8 ohms 0.5W.
  7. Audio recording control mode: the key to control or microcontroller, IO has drawn the line of control.

Package Includes :

1 x ISD1820 Recording Module Voice Board With On-Board Mic.

1 x Loud Speaker.

Setup Guide

1
Charge the speaker
Connect the supplied USB/Type-C cable to the speaker and plug into a power adapter or laptop. Charge fully before first use (2–3 hours).
2
Power on
Press and hold the power button for 2 seconds. The LED indicator will light up and you may hear a startup tone.
3
Pair via Bluetooth
Enable Bluetooth on your phone and select the speaker from the list of nearby devices. The speaker will beep or announce "Connected".
4
Place optimally
For the best sound, place the speaker on a flat surface away from walls. Outdoor use works best in open spaces.