Wireless convenience, with easy Bluetooth and NFC pairing aided by voice prompts. Quick Charging Times 15 Minutes for 1 Hour. Recharge Time 2 Hours Exclusive Stay Hear and tips keep the headphones comfortably in place during workouts Sweat and weather resistance for reliability while exercising Up to 6 hours battery life per charge. SoundSport wireless headphones do not have noise cancelling technology. Earbuds never opened or used. Still packaged in sealed box.