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This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.comConnect via Class 1 Bluetooth with your device for wireless workout freedom; Up to 12 hours of battery life to power through multiple workouts
With Fast Fuel, a 5-minute charge gives you 1 hour of playback when battery is low
Sweat and water resistance to handle tough training; Flexible, secure-fit earhooks maximize comfort and stability
Dynamic, high-performance sound pushes you to the next level