New #nike + app with altitude because of new sensor in iPh… | Flickr
Sensor Pouch Nike iPod Run Sneaker Shoe Laces Holder Cases Sport Pink New - Walmart.com
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Amazon.com: Nike+ Standalone Sensor - One - Red : Clothing, Shoes & Jewelry
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The Physics of Nike+ Hyperdunk | WIRED
Nike+ sensor, stand alone sensor for use with iPod/iPhone, Nike app 91206302272 | eBay
NIKE+ Sensor, Sensor and apple receiver for use with iPod/iPhone, Untested | eBay