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Sound Sensor Module

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Active Buzzer Module DC 3-5V Alarm Module Low Level Trigger for Arduino Active Buzzer Module DC 3-5V Alarm Module Low Level Trigger for Arduino 1. Description: When the IN port is low, the triode will turn-on. Then the buzzer ring, and small red lamp lights. It can be used as the external module of many kinds of circuits, such as MCU.   2. Feature: Audib... $1.35
$1.65
SKU: 12524
$1.35
$1.65

MAX9814 Microphone Amplifier Board MIC Sound Voice Module AGC Auto Gain Control 2.7-5.5V MAX9814 Microphone Amplifier Board MIC Sound Voice Module AGC Auto Gain Control 2.7-5.5V Product Introduction: 1.Size: 17*12*5.5mm  2.Power Supply Voltage: 2.7-5.5V  3.Auto gain control (AGC) 4.Three gain settings (40dB,50dB,60dB) 5.Programmable starting time  6.Programmable starting an... $3.57
$4.35
SKU: 12271
$3.57
$4.35

LM393 Sound Detection Voice Sound Sensor Module Electret Transducer Module for Arduino Intelligent Vehicle LM393 Sound Detection Voice Sound Sensor Module Electret Transducer Module for Arduino Intelligent Vehicle Specifications: Size: 32mm *17mm*15mm(L*W*H) Main chip: LM393, Electret condenser microphone Working voltage: DC 4-6V Features: Signal output indication. Single channel signal output. The output effective s... $1.63
$1.99
SKU: 1513
$1.63
$1.99


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