Amazon.com has the Nike + iPod Sports Kit for $29.99 with Free Shipping.
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- Transforms your iPod nano into a personal workout coach n
- Lets your iPod nano track your running time, distance, pace, and calories burned n
- The nano can provide real-time, spoken feedback that alerts you to milestones throughout your workout n
- Sync your iPod nano to transfer your workout data to iTunes and nikeplus.com for your performance history and more n
- Kit includes wireless sensor for Nike+ shoes and wireless receiver for iPod nano