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Amazon.com: Sennheiser PMX 680 Sports Earbud Headphones (Discontinued by Manufacturer) : Electronics
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Pantrade Sennheiser Adidas Sports Line MX 680 PMX OMX CX Mini Portable Headphones Ear Canal Phones COMEX 2010 Price List Brochure Flyer Image
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Sennheiser/adidas® PMX-680i Sports neckband headphones with in-line remote and microphone at Crutchfield
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