☆ Voice recognition rate up to 90% within half a meter.
☆ Control output through voice command.
☆ Play the specified voice through MCU serial communication control.
☆ Three output modes: serial output, IO output, speaker output.
☆ PWM output can directly drive 0.5W/8Ω speaker.
☆ Differential amplifier circuit.
☆ Voice recognition distance up to 2~3m in a quiet environment.
☆ Can add SPI flash to increase the storage capacity.
☆ Can store many groups of words.
☆ Speaker-independent recognition.
☆ Support 32 languages, such as Chinese, English,Cantonese, Japanese etc.