" Sony’s lightest Wireless Noise-cancelling headband ever. Take noise cancelling to the next level with Sony’s Integrated Processor V1, so you can fully immerse yourself in the music. Super comfortable and lightweight design. Adjustable Ambient Sound mode and Adaptive Sound control features tailors sound to suit the environment around you. Up to 35-hour battery life with quick charging (3 min charge for up to 1 hour of playback). High sound quality and well-balanced sound tuning. Crystal clear hands-free calling and voice assistant with Precise Voice Pickup technology. Show More"