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The SmartElex Sound Sensor by SmartElex is a value-for-money product designed for everyday users. It features Item Type: Sound Sensor and Operating Voltage (VDC): 3.3 to 5.3.
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About This Product
The SmartElex Sound Sensor by SmartElex is a value-for-money designed for everyday users. It delivers reliable performance at an accessible price.
Key Specifications
- Item Type: Sound Sensor
- Operating Voltage (VDC): 3.3 to 5.3 — works with standard household power
- Chip: LM386
- Compatibility: Raspberry Pi, STM32, Arduino
- Length (mm): 45
- Width (mm): 21
- Weight (g): 05
- Shipping Weight: 0.015 kg
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The SmartElex Sound Sensor is a versatile audio detection module based on the LM386 amplifier chip. It features both digital (DOUT) and analog (AOUT) outputs—ideal for detecting sound presence or measuring intensity. Operating at 3.3V to 5.3V, this sensor is easy to interface with popular development boards like Arduino, STM32, and Raspberry Pi. Its compact size and low power consumption make it perfect for sound-activated projects, noise monitoring systems, smart gadgets, and interactive electronics. Comes with a 4-pin cable for easy and fast prototyping.
Features:
- LM386 audio amplifier for strong sound signal boost
- 200× amplification for detecting low-level sounds
- Wide voltage range: 3.3V to 5.3V
- Dual outputs: analog (AOUT) & digital (DOUT)
- Low power consumption, ideal for embedded systems
- Adjustable gain via external components
- Compact and lightweight, breadboard-friendly
- Easy integration with Arduino, STM32, and more
Package Includes:
1 x SmartElex Sound Sensor
1 x 4 Pin Cable Interface
