How much are iPods worth now? What to do if you still have one as Apple axes icon - Mirror Online
Today in Apple history: Nike+iPod Sport Kit puts fitness tracking in pockets
Apple partners with Nike on iPod for runners | ZDNET
Nike+: First Look
Nike + Ipod Sport Kit – Working it Out - iPhone/iPod
Review: Apple Computer Nike + iPod Sport Kit and Sensor
Buy Armband for iPod nano 4th generation for use with Nike+ Receiver (fits ipod nano 4G with a connected Nike + iPod Sport Kit Receiver) Online at desertcartAruba
How the Nike + iPod Works | HowStuffWorks
iPod Nano 7th gen: Nike+ app - how does it work? | MacRumors Forums