This Certified Refurbished product is tested to work and look like new with minimal to no signs of wear & tear; the product comes with relevant accessories and is backed by a minimum six month supplier backed warranty; box may be generic.Ear Friendly Design: Ergonomic design. Flat cable tangle free, light (only 15g), comfortable and fit well into the ear canal, not falling out, not hurting ears after long use. Sports headphones for workout, SWEAT-PROOF, perfect for sport, gym and outdoor activities..Incredible Listening Experience: Better noise isolation. The in-ear headphone design can reduce the loss of sound, and brings you a superior audio experience with HD stereo and heavy deep bass enhanced sound..Long Battery Life: Up to an incredible upto 5 HOURS of play time. Full charge takes only 2 hours. Built-in power management with overcharge and discharge protection..Simple to Operate: Bluetooth 5.0, easy and fast pairing. 3 button control, built-in mic, portable, magnets design, wear them around your neck when not using.