Omnidirectional Microphones

Our omnidirectional ECM microphone capsules are designed to capture natural, uncolored sound with a flat frequency response, offering up to -22dB sensitivity. Ideal for conference systems, intercoms, and outdoor devices, they ensure high-quality sound capture in all directions, perfect for OEM integration.

Our Process

1. Inquiry

Send us your product specifications and requirements.

2. Quotation

We’ll provide a product recommendation and a detailed quote.

3. Sampling

We create samples based on your needs for approval.

4. Production

After approval, we begin production and arrange shipping.

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Contact us today to discuss your project and receive a free quote.

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Directionality:

Omni-DirectionalUni-DirectionalBi-Directional

Diameter (Ø):

3mm4mm5.8mm6mm8mm9.7mm10mm14mm16mm25mm

Termination:

Surface MountPin TypeSolder Pads3 Solder PadsWire LeadsWire ConnectorSolder TabsWithout FET
13-24 of 60 Products

5.8mm Omnidirectional Electret Microphone Capsule for Bluetooth Headsets

  • Model: ECM-B5830AL-SD1033-38
  • Dimensions: 5.8 × 3 mm
  • Sensitivity: -38dB±3

5.8mm Omnidirectional Electret Microphone Element for Instruments

  • Model: ECM-B5820AML40-522
  • Dimensions: 5.8 × 2 mm
  • Sensitivity: -40dB±2

5.8mm Omnidirectional Electret Microphone Insert for Wireless Lavalier

  • Model: ECM-B5820AL43-593
  • Dimensions: 5.8 × 2 mm
  • Sensitivity: -43dB±2

6mm Back Electret Condenser Microphone Capsule

  • Model: ECM-B6027AL26-941
  • Dimensions: 6 × 2.7 mm
  • Sensitivity: -26dB±2

6mm Electret Microphone Capsule with Pins for Instrument Pickups

  • Model: ECM-B6022AP2.8-44
  • Dimensions: 6 × 2.2 mm
  • Sensitivity: -44dB±2

6mm Electret Microphone Capsule with Pins for UHF Wireless Microphones

  • Model: ECM-F6027AP2.8-SBC
  • Dimensions: 6 × 2.7 mm
  • Sensitivity: -40dB±2

6mm Electret Microphone Element with Leads for CCTV Camera

  • Model: ECM-F6050AL40-L45D
  • Dimensions: 6 × 5 mm
  • Sensitivity: -40dB±2

6mm High Sensitivity Microphone Element with Pins for Conference Systems

  • Model: ECM-B6027AP25-382
  • Dimensions: 6 × 2.7 mm
  • Sensitivity: -25dB±2

6mm High SNR Omnidirectional Microphone Capsule

  • Model: ECM-B6020AL34-344
  • Dimensions: 6 × 2 mm
  • Sensitivity: -34dB±2

6mm Omnidirectional Electret Condenser Microphone Cartridge for Lavalier

  • Model: ECM-B6027AL32-358
  • Dimensions: 6 × 2.7 mm
  • Sensitivity: -32dB±2

6mm Omnidirectional Electret Lavalier Microphone Element for Lapel Mics

  • Model: ECM-F6027AL48-SBC
  • Dimensions: 6 × 2.7 mm
  • Sensitivity: -48dB±2

6mm Omnidirectional Electret Microphone Capsule for Decibel Meter

  • Model: ECM-B6027AL38-90
  • Dimensions: 6 × 2.7 mm
  • Sensitivity: -38dB±2
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FAQs

An omnidirectional microphone is designed to capture sound equally from all directions (360 degrees). This makes it ideal for recording ambient sound, group discussions, or any situation where sound comes from multiple sources around the microphone.

Omnidirectional microphones are widely used in applications such as conference rooms, environmental recording, voice recognition devices, and surveillance systems.

Difference Between Omnidirectional and Unidirectional Microphones

The main difference lies in their pickup patterns:

  • Omnidirectional microphones pick up sound evenly from all around the microphone capsule.
  • Unidirectional microphones (such as cardioid or supercardioid) focus on capturing sound primarily from one direction, minimizing noise from other directions.

Choosing between them depends on your application needs. If you want to capture sound from multiple sources or directions, omnidirectional is preferred. For isolating sound from a specific source, unidirectional microphones are better.

An omnidirectional electret microphone capsule is designed to pick up sound equally from all directions, making it ideal for capturing ambient sound or voice from multiple angles. These capsules are commonly used in applications like voice recorders, wearable devices, and surveillance systems.

When equipped with an IP67 waterproof rating, the microphone is sealed to resist both dust and water—fully protected against dust ingress and capable of withstanding immersion in up to 1 meter of water for 30 minutes. This combination is ideal for demanding environments such as:

  • Outdoor surveillance
  • Smart doorbells
  • Wildlife recording systems
  • Wearable and lavalier microphones

Here are some of our recommended IP67-rated omnidirectional models:

High sensitivity capsules (e.g., -25dB to -26dB) are designed for long-range sound capture or picking up low-volume signals. These omnidirectional types are commonly used in conferencing systems, remote monitoring, and parabolic microphone setups.

A microphone with a flat frequency response is designed to pick up all frequencies within its range evenly, without boosting or cutting specific bands. This ensures a natural, accurate reproduction of sound—ideal for capturing the true tonal character of the source.

Flat response microphones are especially preferred for:

  • Acoustic instrument recording
  • Live performance capture
  • High-fidelity ambient recordings
  • Sound measurement and analysis

For example, our ECM-B5820AML40-522 and ECM-B5820AL36-522 are both optimized for smooth frequency response across the audible spectrum.

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