We've Got A Headphone For That
From the World's First SP/3 Stereophone in 1958 to the BT540i Wireless Bluetooth Headphone, Koss Headphones has a legacy that spans 60 years of bringing people closer to the music they love.
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The Original American Stereophone Company
Ever since I invented the world's first SP/3 Stereophone back in 1958, Koss Stereophones have been bringing back the excitement of a live performance. Music lovers around the world recognize that dedication to accuracy in sound reproduction as: The Sound of Koss®
John C. Koss, Founder