ALSRobot Buzzer Module for Arduino UNO R3 Controller

Description: Buzzer use dc power supply, as voice device widely used in electronic products like&..


ALSRobot Electret Microphone Analog Sound Sensor

Description: This sound sensor is composed of a small electret microphone and an operational amplif..


Sparkfun Sound Detector

Description:  The Sound Detector is a small and very easy to use audio sensing board with thre..


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