100% BRAND NEW AND HIGH QUALITY
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SIZE: ABOUT 32MM*17MM*15MM(LENGTH*WIDTH*HEIGHT)
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MAIN CHIP: LM393, ELECTRET CONDENSER MICROPHONE
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WORKING VOLTAGE: DC 4-6V
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SIGNAL OUTPUT INDICATION
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SINGLE CHANNEL SIGNAL OUTPUT
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THE OUTPUT EFFECTIVE SIGNAL IS LOW LEVEL
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WHEN THERE IS SOUND,OUTPUT LOW LEVEL AND THE SIGNAL LIGHTS
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CAN BE USED FOR ACOUSTIC CONTROL LIGHT; GIVE SOUND AND LIGHT ALARM WORKING WITH PHOTOSENSITIVE SENSOR
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