You can access your favorite music or audiobook for hours, and count on the comfort and reliability of these headphones the entire time. You can hear your music and your surroundings at the same time. Enjoy peace of mind as you walk around town listening to a podcast while remaining aware of traffics. Go on about your day, in your home or outdoors, knowing you are safe and still be alert of changes in your environment. Provide up to 7 hours of listening on a single charge.