Speak Recognition, Voice Recognition Module V3

Speak Recognition, Voice Recognition Module V3 (UART)

SKU: SLY3164-1 Category:

Product Description


  • ELECHOUSE Voice Recognition Module is a compact and easy-control speaking recognition board. This product is a speaker-dependent voice recognition module.
  • It supports up to 80 voice commands in all. Max 7 voice commands could work at the same time. Any sound could be trained as command. Users need to train the module first before let it recognizing any voice command.
  • This board has 2 controlling ways: Serial Port (full function), General Input Pins (part of function). General Output Pins on the board could generate several kinds of waves while corresponding voice command was recognized.



  • Voltage: 4.5-5.5V
  • Current: <40mA
  • Digital Interface: 5V TTL level for UART interface and GPIO
  • Analog Interface: 3.5mm mono-channel microphone connector + microphone pin interface
  • Size: 31mm x 50mm
  • Recognition accuracy: 99% (under ideal environment)


  • Support maximum 80 voice commands, with each voice 1500ms (one or two words speaking)
  • Maximum 7 voice commands effective at same time
  • Arduino library is supplied
  • Easy Control: UART/GPIO
  • User-control General Pin Output


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