http://shopping.microuse.com/products/detail/c/B000JVFKH8/n/1036682/Apple Nike + iPod Sport Kit for iPod nano 1G, 2G, 3G - Microuse Shoppingen-us©2008 Microuse. All Rights Reserved.19264http://shopping.microuse.com/products/detail/c/B000JVFKH8/n/1036682/http://shopping.microuse.com/images/mh_logo.gif1110http://shopping.microuse.com/products/detail/c/B000JVFKH8/n/1036682/http://shopping.microuse.com/products/detail/c/B000JVFKH8/n/1036682/The Nike + iPod Sport Kit lets you tailor your running experience for the ultimate workout. Just put the sensor into a special pocket in the Nike + iPod midsole, then plug a receiver into the Dock connector on your iPod Nano. The sensor & receiver give you instant feedback on your performance, through the iPod and its screen. You'll be able to track distance, time, pace and calories burned. You can also set up PowerSongs access the tunes that get you pumped instantly. It's everything you need to manage your workout AND enjoy it more.http://ecx.images-amazon.com/images/I/41tHTrEFH0L._SL500_.jpg