Dynamic Handheld Karaoke Microphone Insert 29mm

The ECM-DM52K600 is a 29 x 23 mm dynamic mic capsule pickup with -53dB±3 sensitivity, and 75dB SNR, ideal for live streaming microphones and KTV handheld microphones.

🚫 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-DM52K600
  • Dimensions: 29 × 23 mm
  • Directivity: Unidirectional
  • Sensitivity: -53dB±3
  • Impedance: 600Ω±15%
  • S/N Ratio: 75dB
  • Frequency Response: 50Hz~13KHz
RoHS Certification UL Certification
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Technical Specifications

Specifically designed for karaoke, our 29mm dynamic microphone head offers high-quality sound comparable to the Shure SM58 mic capsule, delivering rich, full audio with high fidelity and minimal distortion.

Exploded View & Parts List

Dynamic Part

Key components: 1. Sponge 2. Cover 3. Diaphragm 4. Coil 5. Magnetic steel 6. Iron pots 7. Holder 8. PCB + Tin.

Frequency Response Curve

Response Curve

Frequency response from 100Hz to 20kHz, showing a dip at low frequencies, peaking at 8kHz, then gradually tapering off.

Dimensions (UNIT: mm)

Appearance Size

Compact size: 29mm diameter × 23mm height, ideal for various audio applications.

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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