The ECM-B4015AP-30 is a 4 × 1.5 mm omnidirectional microphone capsule with a sensitivity of -30dB±2 and a signal-to-noise ratio of 65dB. Equipped with pin connectors, it is designed for long-distance audio pickup devices.
Free (std. models) + shipping
From 200 pcs (1st order only)
5,000 pcs (mixed models allowed)
Our 4015 pin microphone head features 30dB high sensitivity for long-distance pickup. The fully automated edge sealing ensures excellent airtightness and low background noise.
Test conditions: RL = 2.2kΩ, Vs = 2V, C = 1μF
Frequency range: 50Hz–20kHz
The response drops slightly between 1kHz and 3kHz, rises from 3kHz to a peak near 8kHz, then rolls off at higher frequencies.
Capsule dimensions: 4mm (diameter) × 1.5mm (height)
Front side has a dustproof mesh; no acoustic port on the back.
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.
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.
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.
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.
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