Renowned for the invention of the World’s First SP/3 Stereophone, Koss has been pioneering hi-fi since 1958 - three generations of American ingenuity, integrity and incomparable quality.
Who Invented the Stereo Headphone?
Blog posts
Koss Hybrid Headphones
What Are Koss Hybrid Headphones? Designed for Longevity. Not Obsolescence. Koss Hybrid Headphones are designed to move effortlessly between wireless freedom and wired fidelity. On the surface they ... more
A Closer Look: KPH30 Wireless
Say hello to the next generation of KPH30. Built on an all-new sophisticated design that stays true to the original KPH30i aesthetic, KPH30 Wireless has been reimagined from the inside out. KPH30 W... more
Introducing: KPH30 Wireless
Introducing: The Next Generation of KPH30 KPH30 Wireless Reimagined from the inside out, KPH30 Wireless delivers breathtaking high-fidelity audio and features a sophisticated new design that stay... more