About Knowles

At Knowles, we’ve achieved excellence in the audio industry for more than 70 years. We strive to continuously reinvent our industry and introduce new solutions that improve performance and enable new features for our customers.

We are a market leader and global provider of audio and precision device solutions for the consumer electronics, hearing health, industrial and defense end markets. Our deep understanding of acoustics and audio systems has enabled us to transition from an acoustic component supplier to an audio solutions provider. Supported by rigorous testing, we deliver consistently dependable and precise products including hearing aid components, MEMS (micro-electro-mechanical systems) microphones, audio processors, and capacitors.

From our beginnings, we have continuously strived  to  introduce disruptive communication technologies, such as the first miniature microphone and receiver for hearing aids in 1954, the first surface mount MEMS  microphone in 2001, and the world’s first smart microphone with an open digital signal processor in 2017.

Headquartered in Itasca, Illinois, our global scale of more than 7,000 employees in 11 countries worldwide includes design centers in Europe, Asia, India and North America. Our scale and capabilities, coupled with our significant investment in research and development, enables us to remain agile and efficient, and deliver groundbreaking technology to our world-leading OEM customers.