Yurbuds Ironman Inspire Talk Earbuds with 1-Button Microphone - Black (Certified Refurbished) This Certified Refurbished product is tested and certified by the manufacturer or by a third-party refurbisher to look & work like new, with limited to no signs of wear. The refurbishing process includes functionality testing, inspection, reconditioning and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty & may arrive in a generic white or brown box.Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon. Yurbuds Twist lock Into Place For A Secure Fit That Never Falls Out, Even Under The Most Intense Workout Conditions Designed To Allow More Ambient Noise Than Most Other Earphones At The Same Volume Levels Clinically Proven Acoustics For Deeper, Richer Sound Ergonomically Designed To Avoid Nerve Rich Areas Of The Ear