Sony Wireless Noise Cancelling Stereo Headphones WH-ULT900N Black

The ULT dedicated driver unit and sound quality tuning provide powerful bass and a natural and wide sound field
Integrated processor V1 and dual noise sensor technology for improved noise cancelling performance
Improved call performance with a new design around the microphone
Equipped with an integrated processor V1 for better sound quality
Built-in long battery
Noise Control    Active Noise Cancellation