Product Description

• This is a microphone voice sound sensor module for Arduino and other development platforms.
• Single channel signal output
• Low-level output signal used for sound control light
• Great module for sound-alarm system
• Electric condenser microphone

SPECIFICATION:

• Electret condenser microphone main chip: LM393
• Working voltage: DC 4-6V

Interface definition:

• AO: analog output sensor
• GND: ground
• VCC: Power supply input range: 3V-24V.
• DO: Digital Output (comparator output)
• Two red LED indication: POWER and SENSOR.
• POWER: Power is off.
• SENSOR: When the microphone senses sound reaches a certain value, this LED lit up.
• Dimensions: 1.38 in x 0.59 in x 0.51 in (3.5 cm x 1.5 cm x 1.3 cm)
• Weight: 0.11 oz (3 g).