No wires. Just your music and you. With QuietComfort 35 headphones, there’s no noise to get in the way of your music, and no wires to get in your way at all. Easily connect your devices with Bluetooth or NFC pairing. They provide balanced audio performance no matter how noisy your commute is, and clear calls even on a bustling, windy street. With 20 hours of wireless battery life, you can listen all day; and the fit is light and comfortable enough for it, too. And for easy management of your devices, use the free Bose Connect app. World-class noise cancellation Years of research went into them so you'll get more out of them. Better quiet, better sound and better for your music. Lose the wires Hassle-free wireless is simpler than ever: Bluetooth and NFC connections are quick and easy. And voice prompts to guide you through it so you'll never have to reach for your device. Sound that stays true to your music Volume-optimized EQ gives you a consistent, balanced performance. Even when you have to turn it up on a plane, the sound stays true to your music. More time with your music Rechargeable lithium-ion battery delivers up to 20 hours per charge so you can listen wirelessly for longer. Or, with the included backup audio cable, you can plug in and get 40 hours. Clearer calls Windy or noisy environments used to make calls hard to hear. Not anymore—a noise-rejecting dual-microphone system makes your calls clear from both ends. Designed for comfort Premium, lightweight materials make for a comfortable fit, so you can love your music all day.