Price: $25.99
(as of Sep 30, 2024 14:04:37 UTC – Details)

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.

Parameter：
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

This product is a speaker-dependent voice recognition module. It supports up to 80 voice commands in all.
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