Based on Sennheiser's flagship headset from 2003 to 2009, the HD 650, our open-back Sennheiser HD 6XX headphones let you hear more detail than ever
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Based on Sennheiser's flagship headset from 2003 to 2009, the HD 650, our open-back Sennheiser HD 6XX headphones let you hear more detail than ever
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