Enjoy rich and detailed sound wherever you go with these truly wireless Bluetooth headphones from Sony. Perfect for on the move, youll get high-quality sound whatever you choose to listen to. With up to 50 hours of battery life, you can listen to your favourite music all day without worry. And, a 3-minute quick charge can give you 1.5 hours of listening time. Connect the WHCH520W with two devices at once with Multipoint Connection and the stylish white design add comfort to your listening.Passive noise-isolating35 hours battery lifeComfortable, lightweight design