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kairon156 t1_ivgzbba wrote on November 7, 2022 at 10:10 PM

Reply to comment by zstandig in Koss 4AA Headphones, lifetime warranty honored by zstandig

I've been meaning to do this for my Philips SHP9500 headphones. The ear cups need a good washing, and I would like to try others to see what the difference might be.