Open Box Sony Wireless Noise Cancelling Headphones WH-1000XM4

WH-1000XM4 Wireless Noise Cancelling Headphones  it's just you and your music with the WH-1000XM4 headphones. The easy way to enjoy less noise and even purer sound, with smart listening technology that automatically personalizes your experience. Be at one with your musicDiscover how the WH-1000XM4 headphones blend our most advanced noise cancelling with exceptional sound quality and a range of smart features for an unrivalled listening experience. Industry-leading noise cancellationWhether you?€?re flying long-haul or relaxing in a caf, the WH-1000XM4 headphones deliver our best ever noise cancelling performance, keeping out even more high and mid frequency sounds. Optimising noise cancellingTo maximise noise cancelling performance, the WH-1000XM4 headphones incorporate two technologies: Personal Noise Cancelling Optimiser, designed specifically for you, and Atmospheric Pressure Optimising, designed specifically for air travel. Ambient Sound ControlAdjust ambient sound with the So