Who remembers the Nike+ iPod Pedometer? Went in your shoe under the insole and connected to your iPod via a separate 30-pin dongle. : r/RunningShoeGeeks
Apple And Nike Sensor For Running A1193 | eBay
Apple Watch Nike - Apple (AU)
Nike + iPod Sport Kit - YouTube
Nike + iPod Sensor Review and Setup - YouTube
Apple and Nike A1193 Red / White iPod Sensor Sport Kit | eBay