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Arduino Uno R3

Arduino UNO in Bangladesh The Arduino Uno is a microcontroller board based on the ATmega328 (datasheet). It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller.

Price BDT 499
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EM4100 125kHz RFID Card

It is proximity ID card of 125KHz, EM4100. It has been specially manufactured and packaged to be clean from dust. And you can print any pictures on the PVC blank cards. You can use it with our RDM6300 RFID reader module.

Price BDT 18
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 ISD1820 Sound Voice Recording Playback Module
  •  ISD1820 Sound Voice Recording Playback Module

ISD1820 Sound Voice Recording Playback Module

BDT 500
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Pre Order

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Description

Product Description

 

Specification:

  • the main chip: ISD1820
  • size: 38mm * 42.5mm
  • the working voltage: DC 3 ~ 5V

features:

1.An easy to use 10 seconds of voice recording

2.high-quality, natural voice restored

3.can be used as 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 ohm 0.5W



Power supply :3-5V, which can be accessed pin power;
Audio recording control mode: the key to control or microcontroller, IO has drawn the line of control;
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;


Product Details

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