The MDR-XB650BT Extra Bass On-Ear Headphones have been engineered for the ears of dance and Hip hop fans. Lightweight and wireless these headphones are perfect for mobile use without sacrificing the quality in sound. These headphone are perfect for those who love deep punchy bass thanks to the EXTRA BASS technology. The bass booster helps to manage noise reduction ensuring you always have that warm bass sound on your music.The lightweight 30mm neodymium dynamic driver units ensure you hear your music clearly. The delicate sensitivity of the diaphragm means you can still enjoy a dynamic range with your music even when played at louder volumes. Forget the wired connections - these headphones can simply connect to your NFC enabled device with a single touch. The self adjusting headband with padded earcups ensures maximum comfort whilst listening to your favourite tunes and the foldable design means they can be neatly stored away in your bag. Enjoy your music for up to 30 hours on a full charge - perfect for travelling long distances while the built in Mic and volume controls mean you can take a phone call without having to remove your headphones - your music will instantly begin to play again when the call has ended meaning you dont have to fiddle around with your device. Box includes USB cable & instruction manual