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ALSRobot Buzzer Module for Arduino UNO R3 Controller

ALSRobot Buzzer Module for Arduino UNO R3 Controller

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

$1.65

ALSRobot Electret Microphone Analog Sound Sensor

ALSRobot Electret Microphone Analog Sound Sensor

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

$4.60

RB URF02 ultrasonic sensor

RB URF02 ultrasonic sensor

Description: This newest URF02 Ultrasonic Sensor is researched and produced by ALSRobot.The RB URF0..

$18.15

Sparkfun Sound Detector

Sparkfun Sound Detector

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

$18.20

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