Voice Recognition Module Maximize

Voice Recognition Module

With this module, you can store up to 80 voice commands (max 7 in use simultaneously). When a command is detected, it gives a signal to your circuits via serial interface or the GPIO pins.

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Availability: SHIPS TODAY

Last Updated: 06/14/2024




This product is a speaker-dependent voice recognition module. It can store up to 80 voice commands in all. Max 7 voice commands can be used at the same time. Any sound can be used as a command. Users need to train the module first before the module can recognize any voice command.


  • Stores a maximum of 80 voice commands, with each voice command lasting 1500ms (one or two spoken words)
  • Maximum of 7 voice commands can be listened for at the same time
  • Control Methods:
    • Serial Port (full functionality)
    • General Input Pins (partial functionality). The General Output Pins on the board can generate several kinds of waves when the corresponding voice command is recognized.
  • Voice commands are stored in one large group like a library. Any 7 voice commands in the library can be imported into recognizer simultaneously.
  • Arduino library is supplied
  • User-controlled General Pin Output
  • Operating Voltage: 4.5-5.5V DC
  • Operating Current: <40mA
  • Digital Interface: 5V TTL level for serial interface and GPIO pins
  • Analog Interface: 3.5mm mono-channel microphone connector +  microphone pin interface
  • Size: 31mm x 50mm
  • Recognition accuracy: 99% (in an ideal environment)
  • Includes:
    • Voice Recognition Module
    • Microphone

References: Manual & Arduino Library

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