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About this gear
A compact on-ear headphone from Koss's late-1980s lineup, designed for portable listening in the era before widespread consumer earbud adoption. The Pro35 balances convenience with the brand's commitment to affordable audio quality.
About Koss
American headphone pioneer founded in 1958 by John C. Koss in Milwaukee — credited with inventing the first stereo headphone (the SP/3). Koss's Porta Pro, introduced in 1984, remains in production and is one of the most beloved headphones ever made, offering remarkable sound quality and musicality a...
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