Sony WH-1000XM4 Noise Cancelling Wireless Headphones - 30hr Battery Life - Over Ear Style - Optimised for Alexa and Google Assistant - Built-in mic for Calls - Silver International Version

Noise cancellation, powered by HD Noise Cancelling Processor QN1, Premium sound quality - these Bluetooth headphones support ideal Resolution Audio, and even compressed music files are upscaled using evolved DSEE Extreme technology, Frequency response: 4 Hz-40,000 Hz, 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, With multipoint connection, Sony headphones can be paired with two Bluetooth devices at the same time, Driver Unit : 40mm dome type (CCAW Voice coil), Plug : Gold-plated L-shaped stereo mini plug, Cord Length : Headphone cable (approx. 1.2m, OFC strands, gold-plated stereo mini plug)