14.5mm Unidirectional Dynamic Microphone Capsule

The ECM-DM1458T200 is a 14.5 × 7.5 mm unidirectional microphone capsule designed for use in KTV microphones, headset conference systems, and other pickup devices. With a sensitivity of -65dB±3, it ensures reliable sound capture, making it ideal for various professional audio applications.

🚫 Factory direct sales only – no retail.
Minimum order quantities (MOQs) apply.
Suitable for brand owners and manufacturers only.
📞 Please contact us to discuss your project and order details.
🧪 Sample

Free sample – shipping extra

🧭 Trial Order

From 500 pcs (1st order only)

📦 MOQ

3,000 pcs (mixed models allowed)

  • Model: ECM-DM1458T200
  • Dimensions: 14.5 × 7.5 mm
  • Directivity: Unidirectional
  • Sensitivity: -65dB±3
  • Impedance: 150Ω, 200Ω, 250Ω, 600Ω
  • Frequency Response: 100Hz~9000Hz
RoHS Certification UL Certification
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Technical Specifications

Our 14.5mm dynamic microphone head delivers rich, full sound with low distortion and high fidelity. Ideal for dynamic microphones, it ensures excellent audio reproduction and superior performance.

Exploded View & Parts List

ECM-DM1458T200 Exploded View: 8 key components including diaphragm, voice coil, and magnet assembly

Structural decomposition showing sponge, cover, diaphragm, coil, magnetic steel, iron pots, holder, and PCB assembly.

Frequency Response Curve

ECM-DM1458T200 Frequency Response: 100Hz-5kHz rise followed by gradual attenuation to 20kHz

100Hz-5kHz low-frequency emphasis with controlled high-end roll-off.

Dimensions (UNIT: mm)

ECM-DM1458T200 Dimensions: Φ14.5×7.5mm compact dynamic speaker

Compact Φ14.5×7.5mm housing design.

Packaging Overview

Dynamic Microphone Packaging
  • Packed in protective foam trays with individual compartments.
  • Each compartment holds around 4 microphone capsules.
  • Each capsule is sealed in a protective bag for dust and moisture resistance.
  • Each box typically contains approximately 2,000 microphone units.

Reliability Tests

Sampling Process

  1. 1
    Confirm customer requirements:
    Review product application, microphone capsule specifications, usage scenarios, and sound quality needs.
  2. 2
    Recommend and specify:
    Provide recommended microphone capsule models and detailed specifications for customer evaluation.
  3. 3
    Sample provision and testing:
    Deliver microphone samples for customer testing and feedback purposes.
  4. 4
    Optimize and finalize:
    Refine microphone design based on feedback, finalize samples, and proceed to mass production upon quality approval.

Our Certificates

ECMIC Microphone Manufacturer Certificates

Our production meets ISO 9001:2015 and ISO 14001:2015 standards and is tailored for automotive applications under the IATF 16949:2016 standard, ensuring comprehensive quality management. Additionally, our products comply with ROHS, CE, and FCC requirements.

Quality Assurance

Incoming Quality Control

Conducting sampling inspections of incoming materials to ensure compliance with standard requirements.

Process Quality Control

Performing inspection audits to ensure the stability and control of the entire manufacturing process.

Outgoing Quality Control

Conducting pre-shipment inspections to ensure that products meet established quality standards.

Acoustic Laboratory

B&K Audio Analyzer

Testing of background noise, sensitivity, frequency response curve, and directionality indicators.

Imaging Mapping Analyzer

Verification of the impact of different circuits, structural dimensions, materials, and processes on indicators.

XRF Analyzer

Reliability testing at both the new product design stage and the mass production regular stage.

Automatic Workshop

Automatic Workshop

Utilizing fully automated production lines to ensure high efficiency and consistency.

Automatic Workshop

Equipped with state-of-the-art facilities, including a 10,000-level dust-free workshop.

Automatic Workshop

Employing a rigorous 21-step process to guarantee product stability.

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