Enjoy natural vocals, crystal clear sound and balanced tuning thanks to the Integrated Processor V1 and Digital Sound Enhancement Engine (DSEE), producing a high quality sound exactly as the artists intended. Tailor sound to your personal preference using the EQ settings on the Sony | Headphones Connect app. 360 Reality Audio Certified – optimise your experience by analysing your individual ear shape on the Sony | Headphones Connect app, and enjoy the ultimate immersive music experience. Digital Noise Cancelling headphones. Dual Noise Sensor technology and the Integrated Processor V1 let you adapt sound to your liking, and with the Sony | Headphones Connect app, you can adjust the ambient sound across 20 different levels for when you’re on the move. Stays comfortable, however long you listen. A lightweight, ergonomic construction makes the most of the 35 hour* battery life, so these wireless headphones stay comfortable for long periods of listening. *With Noise Cancelling ON.Stays comfortable, however long you listen. A lightweight, ergonomic construction makes the most of the 35 hour* battery life, so these wireless headphones stay comfortable for long periods of listening. *With Noise Cancelling ON