Sony WH-1000XM4 Wireless Review

The Sony WH-1000XM4 Wireless are the successor to the Sony WH-1000XM3 Wireless. This generation has some improvements, including a longer continuous battery life

Sony WH-1000XM4 Review

Sony WH-1000XM4 Wireless Review

Sony WH-1000XM4 review: still the best full-size noise-cancelling headphones

Sony WH-1000XM4 Wireless Noise Cancelling Headphones Review - PowerUp!

Sony WH-1000XM4 Review (noise cancelling headphone)

Accessory Review Challenge] Inheriting the Throne: Sony WH-1000XM4

Sony WH1000-XM4 Review - the best noise-canceling headphones — Audiophile ON

Sony XM4 Wireless Noise Canceling Over-Ear Headphones Get deep into your music or your work with these Sony XM4 noise-canceling headphones. This device has an HD Noise Canceling Processor QN1 that takes in data regarding ambient noise, then adapts your music and acoustics at a rate of 700 times per second to help bring you the ideal sound canceling. In addition to this processor, these Sony headphones have a Personal Noise Cancelation Optimizer.