The most popular he Bose A20 aviation headset offers excellent noise reduction, comfort, clear audio, optional Bluetooth connectivity, and simple, straightforward operation to improve your flying experience. All Bose A20 headsets are additionally provided with a 5-year guarantee and FREE shipping to UK addresses! Use a Bose A20 headset for a quieter journey on short hops as well as longer flights because it offers 30% more noise suppression than standard aviation headsets. It is one of the lightest and most comfortable aviation headsets you can find, weighing only 340 g, with sheepskin cushions and a light clamping force. Everything is done to help you concentrate on what really matters—flying.