Old doesn't mean bad ( ER4PT , HD580 Precision ) : r/headphones
SENNHEISER HD58X JUBILEE HEADPHONES + Hard Case HD580 HD600 HD650 HD6XX – CDE
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Sennheiser HD 580 - Reviews | Headphone Reviews and Discussion - Head-Fi.org
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The Sennheiser HD580 Impressions Thread | Page 122 | Headphone Reviews and Discussion - Head-Fi.org
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