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Please note：There are no any audio output interfaces on ReSpeaker 4-Mic Array for Raspberry Pi
This module easily transforms it into a conventional DIP2
if you need to connect to shields or external components
solar light
The IR Infrared 38kHz Receiver Sensor Module is a compact and reliable module designed for Arduino
Sound Detector Sensor Color:Blue Please note：There are no anyThe sound module is the most sensitive to the environment sound intensity, commonly used to detect the intensity of the sound of the surroundings. Note: the sound sensor can identify the presence of sound (according to the principle of vibration) or a particular frequency of sound does not recognize the volume of the sound. Features: Signal output indication. The output is digital. Single channel signal output. Output low level and the signal light
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