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Amazon.com: Sennheiser MX 680 Sports Earbud Headphone with Volume control & Earfin Clips (Discontinued by Manufacturer) : Electronics
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Sennheiser PMX 680i Sports - Sennheiser/adidas Sports Line - headset - ear-bud - behind-the-neck mount - wired - Walmart.com
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Sennheiser/adidas® PMX-680i Sports neckband headphones with in-line remote and microphone at Crutchfield
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Sennheiser/adidas® PMX-680i Sports neckband headphones with in-line remote and microphone at Crutchfield
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