Microphone 9.4 x 6.7mm

Overview

Capture sound with precision using this compact electret microphone (9.4 x 6.7 mm). This tiny yet powerful component converts sound waves into electrical signals, making it ideal for audio recording, voice-activated projects, and interactive electronics. Whether you're building a voice-controlled device, a sound level meter, or an audio recorder, this microphone delivers reliable performance in a small footprint.

Key Features

• Compact Size: 9.4 x 6.7 mm, perfect for space-constrained projects.
• Electret Type: Stable performance with a built-in FET amplifier.
• Wide Sensitivity Range: -28 to -58 dB, suitable for various sound levels.
• Low Voltage Operation: Works with 3V supply, compatible with most microcontrollers.
• Solder Connection: Easy to integrate into PCBs or breadboards.

Technical Specifications

• Size: 9.4 x 6.7 mm
• Impedance: 2.2 kΩ
• Operating Voltage: 3V (typical)
• Sensitivity: -28 to -58 dB
• Connection: Solder type (2 pins)
• Directivity: Omnidirectional

Applications & Use Cases

• Voice Activation: Trigger commands in smart home projects.
• Audio Recording: Capture sound for voice recorders or ambient monitoring.
• Interactive Installations: Add sound response to art or robotics.
• Sound Level Detection: Use with an ADC to measure noise levels.
• Educational Kits: Perfect for learning about audio electronics.

What's Included

• 1 x Electret Microphone (9.4 x 6.7 mm)

Compatibility

• Works with Arduino, Raspberry Pi, ESP32, STM32, and other microcontrollers.
• Use with an ADC input for digital processing.
• May require a bias circuit (resistor and capacitor) for best results.

MOKWN Recommendation

This microphone is a must-have for any maker's toolbox. Its small size and reliable performance make it ideal for voice-controlled projects, audio logging, and educational experiments. Pair it with a microcontroller and an amplifier for richer sound capture. Order now and start adding sound to your next creation!