Sony WH-1000XM4 Wireless Over-Ear Headphone (Black)

Product Description The WH-1000XM4 over-ear headphones offer improved industry-leading noise cancellation (1), further improved sound quality, and even smarter features - now capable of adjusting not only to behaviour, but also location. Please note certain features of the WH-1000XM4 need to be enabled via the Sony Headphone Connect App before use. (1) As of 21st April 2020. According to research by Sony Corporation, measured using JEITA-complaint guidelines. In headband style of wireless noise cancelling headphones' market. (2) When using optional 1.5A or more AC adapter. Box Contains Headphones; Carrying Bag; Plug adapter for airplanes; Headphone cable (approx. 1.2m); USB cable: Type-CTM (approx. 20 cm) ; Noise cancellation, powered by HD Noise Cancelling Processor QN1 ; Sound quality - these Bluetooth headphones support ideal Resolution Audio, and even compressed music files are upscaled using evolved DSEE Extreme technology ; 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, Bluetooth version: 5.0 and frequency range: 2.4GHz band (2.4000GHz-2.4835GHz), Effective Range : Line of sight approx.30ft (10m) ; 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)