Mini Sound Microphone 4.5mm x 2.2mm – Pack of 2

The Mini Sound Microphone 4.5mm x 2.2mm is a compact and sensitive audio input component designed for voice detection, recording, and sound-triggered applications. This pack of 2 high-quality condenser microphones is perfect for DIY electronics, wearable tech, hearing aids, and other compact audio systems where space and performance matter.

Key Features

• Ultra-compact size: only 4.5mm x 2.2mm

• High sensitivity for accurate sound detection

• Low power consumption suitable for portable devices

• Ideal for voice input, audio sensing, and recording

• Sold in a pack of 2 for added value

Technical Details

• Product Type: Electret condenser microphone

• Dimensions: 4.5mm diameter x 2.2mm height

• Sensitivity: -44 ± 2dB

• Impedance: ≤2.2kΩ

• Operating Voltage: 1.5V to 10V DC

• Frequency Response: 20Hz to 20kHz

• Directivity: Omnidirectional

• Output: Analog

• Mounting Type: PCB mount or wired

• RoHS Compliant: Yes

Applications

• Voice recognition modules

• Smart wearable electronics

• Hearing aids and small audio devices

• Arduino and Raspberry Pi projects

• Audio recording systems in compact enclosures

Why Choose the Mini Sound Microphone 4.5mm x 2.2mm?

This Mini Sound Microphone 4.5mm x 2.2mm offers high-quality sound input in an ultra-compact form. It’s designed to deliver accurate and clear voice signals even in small and power-constrained systems. Whether you’re building a smart device, audio project, or sensor module, this microphone provides the performance and reliability you need.

Package Includes

• 2 x Mini Sound Microphone 4.5mm x 2.2mm