Over-ear, Noise-isolating Headphones</br>30mm Neodymium Driver</br>Up To 80 Hours Of Battery Life</br></br>Product Description</br></br>Say goodbye to outside noise with the Over-Ear Noise-Canceling Headphones from Sony. These noise-canceling headphones come with a 30mm driver giving you quality sound. They also provide up to 80 hours of battery life so you can enjoy the music for days.</br><br/>http://www.amazon.com/gp/product/B00NG57H4S