Sound Voice Microphone Sensor Module

Description

• Can only detect if there is a sound, which reach the threshold setup by the adjustable resistor, can’t detect the size or frequency of the sound.
• Based on the microphone and LM358 IC
• Working voltage: DC 4-6V
• Signal indicator LED
• Digital signal output
• Output right signal as Low TTL (LED On)
• Could be used for a sound control light, light alarm, light control and light detection

Documentation: See the schematic and instruction on the attachment or this page.

Additional information