Which sports apparel company partnered with Apple in 2006 to create the first widely adopted performance tracking system that allowed runners to sync workout data with their music devices?

The world of sports retail has been transformed by technology partnerships between major athletic brands and tech companies. These collaborations have revolutionized how athletes train, how fans experience games, and how products are marketed. This question focuses on one of the most significant tech-retail partnerships in sports history that changed performance tracking forever.

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Nike (Nike+ with iPod)
Under Armour (with iTunes Connect)
Adidas (miCoach with Apple)
Reebok (Reebok Rhythm with iPod)