Fixing Your Sennheiser Hd 350bt Headphones - Replacing The Motherboard

I was expecting this to be a quick repair, the reality was it took me over an hour. Soldering alone took 30 mins. I tried to give a really good insight on ho

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Fixing Your Sennheiser Hd 350bt Headphones - Replacing The Motherboard

Opening a HD25 earcup and replacing the driver