Using a lightweight neckband designed to be lightweight and easy to wear all day, the QuietControl 30 earphones give you not only incredible performance and noise cancellation, but all of this is without wires.For the first time, you can control the amount of noise cancellation, perfect if you wish to cut out all noise on a noisy commute, but let in some noise for a boarding announcement at the airport for example. To get the noise cancellation to work effectively, there is an arrangement of mi (Barcode EAN=0017817731560)