Enjoy noise cancelling at its best with the new Sony 1000X Noise Cancelling Bluetooth Headphones. These are designed to help you listen to music free of distractions. Listen in super silence or tailor sound to your environment. The high sensitivity drivers efficiently filter out noise while Dual Noise Sensor Technology use internal and external microphones to detect and offset ambient sound. Close-fitting urethane foam earpads surround your ear and lockout distractions. SENSE ENGINE gives you the freedom to tune in and out of your music at a touch. These headphones analyse your personal characteristics and wearing style, then optimize sound for you. Talk without taking your headphones off. Place one hand over the housing to instantly decrease music volume. Listen to your music without distraction while still catching important announcements. Cool headphones for the 21st Century lifestyle!