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Sennheiser Adidas Sports Earbuds with Volume Control and Earfin Holding System (CX 680) Headphones & Accessories - Newegg.com
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Customer Reviews: Sennheiser Adidas Behind-the-Neck Sports Headphones Black/Blue PMX 685I SPORTS - Best Buy
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Sennheiser Adidas Sports Earbuds with Volume Control and Earfin Holding System (CX 680) Headphones & Accessories - Newegg.com
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