Sony WH-1000XM4 Noise Cancelling Wireless Headphones - 30 hours battery life - Over Ear style - Optimised for Alexa and the Google Assistant - with built-in mic for phone calls - Silver. Speak-to-Chat automatically pauses playback when one start a conversation, Wearing Detection powers off headphones when not wearing them, plus more smart features for a seamless, hands-free listening experience.
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