Koss Headphones 60th Anniversary Billboards
We premiered our first billboard in 1972 with a picture of a yellow smiley along with a simple question: "Ever Wonder Why He's Smiling?"
Weeks later, we revealed an updated version, which answered the question:
Ever since, the Koss billboards have become an iconic staple in Milwaukee.
Our newest billboards celebrate the 60th Anniversary of John C. Koss' invention of the World's First SP/3 Stereo Headphone (& our 60th birthday).
And also give a glimpse into the future, stay tuned.