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 music Discover how the WH-1000XM4 headphones blend our most advanced noise-canceling with exceptional sound quality and a range of smart features for an unrivaled listening experience. Industry-leading noise cancellation Whether you’re flying long-haul or relaxing in a café, the WH-1000XM4 headphones deliver our best ever noise cancelling performance, keeping out even more high and mid frequency sounds. Ambient Sound Control Adjust ambient sound with the Sony - Headphones Connect app to cancel noise while still allowing through essential sounds, like transport announcements, when you’re listening on the move. Wireless freedom, premium sound LDAC transmits approximately three times more data (at the maximum transfer rate of 990 kbps) than conventional BLUETOOTH® audio, allowing you to enjoy High-Resolution Audio content in exceptional quality, as close as possible to that of a dedicated wired connection.