Knowles Corporation

What we do

As a market leader and global supplier of advanced micro-acoustic microphones and speakers, audio processing, and specialty component solutions, serving the mobile consumer electronics, communications, medical, military, aerospace, and industrial markets, Knowles has achieved excellence for nearly 70 years. We strive to continuously reinvent our industry, and develop technology that improves the audio experience. Today, Knowles products are used by more than one billion people worldwide every day, enhancing how they interact with the world around them. Headquartered in Itasca, Illinois, Knowles has employees across 11 countries, including more than 800 engineers dedicated to pioneering acoustics and audio technology. This R&D investment, coupled with our state-of-the-art manufacturing facilities around the world, enable us to deliver advanced MEMS microphones, balanced armature speakers, voice processing and algorithms, and precision device solutions.