I bought these to replace the stiff hard cushions on my RS PRO IIA headphones. Not an exact fit, but I made them work. Now they are comfortable again! I should have contacted KOSS first, they would have known the correct ones I needed.
Review by MoBlues /
(Posted on 4/20/2018)
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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®