Enjoy your music and calls longer with a 30-hour battery Quick Charge: 3 minutes gives you 3 hours of use and 10 minutes gives you 5 hours Over-ear headphones feature soft leather ear cushions for all-day comfort Active noise cancelling technology ensures distraction-free listening Professional-Quality headphones use a newly developed DSEE driver to deliver powerful audio Google Assistant, Amazon Alexa, and Siri voice assistants allow for easy operation 360 Reality Audio and the Sony Headphones Connect app, provide an advanced personal optimization algorithm that gives you an even greater sense of sound space, distance and height, allowing you to become even more immersed in your music Includes a USB Cable, headphone cable, and a foldable carrying case