The ECM-EM212U-51 is a 9.7 × 9 mm unidirectional microphone capsule with a sensitivity of -51dB±2 and a signal-to-noise ratio of 62dB. It is designed for use in respirator masks.
Our 9790 noise-canceling microphone head features a Panasonic JFET and a perforated housing design. The cardioid directional mic effectively reduces wind noise.
Nossa produção atende aos padrões ISO 9001:2015 e ISO 14001:2015 e é adaptada para aplicações automotivas sob o padrão IATF 16949:2016, garantindo uma gestão de qualidade abrangente. Além disso, nossos produtos atendem aos requisitos ROHS, CE e FCC.
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.
Utilizando linhas de produção totalmente automatizadas para garantir alta eficiência e consistência.
Equipped with state-of-the-art facilities, including a 10,000-level dust-free workshop.
Empregando um processo rigoroso de 21 etapas para garantir a estabilidade do produto.
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