High Sensitivity Sound Microphone Sensor Detection Module For AVR PIC KY-037 Sound Detection Sensor Module Sound Sensor
Discover the KY-037 high sensitivity sound sensor module for Arduino, AVR, and PIC. Reliable audio detection with adjustable threshold, perfect for DIY electronics and smart projects.
Key points
- High sensitivity to detect even faint sounds
- Adjustable sensitivity threshold for custom use
- Compatible with Arduino, AVR, PIC, and other microcontrollers
- Compact design with 3-pin interface (VCC, GND, DO/AO)
- Dual output mode: Digital (DO) and Analog (AO) View product presentation
Color: Red


France
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Product presentation
Hear the Difference – Precision Sound Detection Made Simple!
The KY-037 High Sensitivity Sound Detection Sensor Module is a reliable and compact electronic component designed for detecting ambient sound levels. Featuring a built-in electret microphone and signal amplification circuitry, this module can accurately capture sound variations and convert them into digital or analog output signals. Ideal for DIY electronics projects, robotics, security systems, and interactive installations, it supports integration with popular microcontrollers like Arduino, AVR, and PIC. The adjustable sensitivity threshold allows customization for different environments, while the simple three-pin interface (VCC, GND, DO/AO) ensures easy connection. Perfect for beginners and professionals alike, this sound sensor delivers consistent performance in noise monitoring, voice-activated controls, and audio-triggered applications.
| Brand Name Estardyn |
| High-concerned chemical None |
| Origin Mainland China |
| Output Analog Sensor |
| Theory Ultrasonic Sensor |
| Type Sound Sensor |
| is_customized Yes |
| Use Position Sensor |
| Material Porcelain |



















