Description
Feature
1、Support maximum 80 voice commands, with each voice 1500ms
(one or two words speaking)
2、Maximum 7 voice commands effective at same time
3、Arduino library is supplied
4、Easy Control: UART/GPIO
5、User-control General Pin Output
Parameter
1、Voltage: 4.5-5.5V
2、Current: <40mA
3、Digital Interface: 5V TTL level for UART interface and GPIO
4、Analog Interface: 3.5mm mono-channel microphone connector
and microphone pin interface
5、Size: 31mm x 50mm
6、Recognition accuracy: 99% (under ideal environment)
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