Sony WH-1000XM4 XM4 Wireless Noise-Cancelling Over-the-Ear Headphones - Refurbished Cosmetic Condition:Grade B - Good These parts have been tested

These parts have been tested and ensured to be working properly

3130mAh Battery: 533-00138

attaching securely using the same magnetic mounting system used on the original headphones

Experience 40 percent more power than any other console

Play your favorite tunes for up to 15 hours on a full charge

Sony WH-1000XM4 XM4 Wireless Noise-Cancelling Over-the-Ear Headphones - Refurbished Cosmetic Condition:Grade B - Good These parts have been testedFeatures: Active Noise Cancelation. Industry leading noise canceling with Dual Noise Sensor technology Battery Life. Up to 30 hour battery life with quick charging (10 minute charge for 5 hours of playback) Premium Sound. Premium sound quality by DSEE Extreme technology Touch Controls. Touch sensor controls to pause, play, skip tracks, control volume, activate your voice assistant, and answer phone calls Speak To Chat. As soon as you speak to someone,