16 hrs. stereo music enjoyment without any cables for the greatest possible freedom of movement. The ergonomic fit and ultra-light weight makes the Urban Air the perfect companion for on the go or for your work out. The stable transport case with built-in power bank fits in each pocket and offers a charging capacity for 3 additional charge cycles of the earphones. * Powerbank function= 3x more power * Up to 4hrs. play time with the earphone batteries * Add. up to 12hrs play time from the power bank * Auto-pairing * Touch control * Automatic on/off * Standby: Up to 100 hours * Charging time: 1hr earphones / 1hr power bank * Magnetic fixing * USB-C connector * Ergonomic fit / ultra-light weight * 400 mAh charging station / USB-C charging port * Scope of delivery: transport case with power bank, USB-C charging cable