[Retired]Voice/Sound Detector/Switch/Module, Arduino-Supported

Description

Use capacities electre-microphone to detect the sound or voice.

Two Output of this module:

• A0 – analog value output, real time output the voltage signal of microphone
• D0 – when the sound reach a certain value, output either high or low TTL signal, this value can be changed by potentiometer

Specification:

• Small size: 36mm X 16mm
• M3 installing hole
• Operation voltage: 3-5.5V
• Analog output
• High sensivity
• Comparator has indication LED