The Bose A30 Aviation wired headset combines hi-tech engineering with unrivalled comfort for an exceptional flying experience. Featuring 3 selectable modes of active noise cancellation, this headset ensures optimal noise reduction tailored to your specific preferences and surroundings. With active equalization, incoming signals are finely tuned for excellent audio clarity and intelligibility. | Bose A30 Aviation Over-Ear Noise Cancelling Wired Headphones - Black