High-Fidelity Electret Condenser Microphone Capsule with Panasonic Core

10mm electret condenser microphone capsule – high-fidelity voice capture with Panasonic core

Microphone features – pure audio fidelity, 127dB SPL, low noise – for studio recording

Microphone circuit and dimensions – 10×4.5mm design, stable voltage, easy integration

Microphone frequency response – wide range, clear voice reproduction

ECMIC microphones 12,000 m² factory with 6M+ units monthly output and ISO/CE certifications

ECMIC microphones automated production line overview, showing assembly and quality control process

Professional 9.7mm electret condenser microphone capsule featuring premium Panasonic core, delivering superior signal-to-noise ratio (72dB), high maximum SPL (127dB), and exceptional clarity for demanding audio applications like studio headsets, conference systems, and broadcast equipment.

Model: ECM-B1045UBT-Y389-967-1
Dimensions: 10 × 4.5 mm
Directivity: Unidirectional
Sensitivity: -46 dB ± 3
Impedance: 1 kΩ
S/N Ratio: 72 dB
Max SPL: 127 dB
Operating Voltage: 5 Vdc
Frequency Response: 50 Hz ~ 20 kHz
Current Consumption: 500 μA

Tags: 10mm Electret

Overview

The ECM-B1045UBT-Y389-967-1 is a 9.7mm unidirectional electret condenser microphone capsule engineered for superior high-fidelity audio performance. Built with a premium Panasonic core and external capacitor design, it excels in capturing crystal-clear voice with minimal distortion, making it the ideal choice for professional recording, high-end headsets, conferencing solutions, and premium OEM/ODM audio modules where audio quality is paramount.

Key Features

🎵 Premium High-Fidelity Core – Utilizes a high-grade Panasonic microphone core for exceptional sound clarity and detail.
🎤 Outstanding Maximum SPL Handling (127dB @ THD≤10%) – Capable of capturing loud sound sources without clipping, perfect for dynamic vocal performances.
🔇 Excellent Signal-to-Noise Ratio (72dB A-weighted) – Delivers a clean, noise-free audio signal for professional-grade recordings.
🔋 Broad Operating Voltage Range (1.0–10.0V DC) – Offers flexible integration with various audio circuits and wireless systems.
⚙️ Low Impedance Output (≤1 kΩ) – Ensures stable signal transmission and compatibility with standard audio inputs.
🎯 Uni-Directional Pickup Pattern – Effectively captures target sound while reducing ambient noise.

Technical Specifications

Designed for premium audio applications, this microphone capsule combines top-tier components with rigorous testing to ensure consistent, high-quality performance.

Parameter	Specification
Model	ECM-B1045UBT-Y389-967-1
Type	Electret Condenser Microphone Capsule
Directivity	Uni-Directional
Sensitivity	-46 ±3 dB (RL=5.6kΩ, Vs=5.0V)
Signal-to-Noise Ratio	72 dB (A-weighted, Typ.)
Maximum Input SPL	127 dB (THD ≤10%)
Impedance	≤1 kΩ
Standard Operating Voltage	5.0 V DC
Operating Voltage Range	1.0 – 10.0 V DC
Current Consumption	≤500 μA
Core Type	High-quality Panasonic

Typical Applications

High-fidelity studio recording microphones
Professional broadcast and streaming headsets
Premium conference and telepresence systems
High-end noise-canceling headphones
OEM/ODM custom audio modules for demanding clients

Advantages

This high-fidelity microphone capsule sets itself apart with its use of premium Panasonic components, resulting in superior audio transparency, extended frequency response, and robust performance. It is the definitive choice for applications where the highest standard of audio reproduction is required.

Sampling Process

Confirm customer requirements:

Review product application, microphone capsule specifications, usage scenarios, and sound quality needs.

Recommend and specify:

Provide recommended microphone capsule models and detailed specifications for customer evaluation.

Sample provision and testing:

Deliver microphone samples for customer testing and feedback purposes.

Optimize and finalize:

Refine microphone design based on feedback, finalize samples, and proceed to mass production upon quality approval.

Quality Assurance

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

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

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

Acoustic Laboratory

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

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

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

Automatic Workshop

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

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

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