Hi Nicole, Awesome! Thank you so much for the 5-stars review and for sharing your amazing experience with our WH-1000XM4! We're really happy to hear you're very satisfied with the industry-leading noise canceling function and excellent sound quality of these headphones. Intelligent and intuitive, the WH-1000XM4 headphones offer further improvements to our industry-leading noise cancelation, exceptional sound quality, and smart listening that adjusts to your behavior and your location. Using the Sony Headphones Connect app, Ambient Sound Control lets you adjust the volume of background sound and gives you the option to allow voices alone to be heard. Meanwhile, the Equalizer lets you customize sound levels to suit your music. Thank you so much for commending our WH-1000XM4 and for choosing Sony! -Jess

Hi Ruchika, thank you for purchasing our newest industry-leading noise canceling headphones. We're sorry to hear that you have an issue with your SONY unit. You may try reconnecting the headphones on both devices. When pairing the headphones make sure to select WH-1000XM4, rather than LE_WH-1000XM4 on the source device. Please make sure the unit always has the latest software. You may follow the link below: https://www.sony.com/electronics/support/wireless-headphones-bluetooth-headphones/wh-1000xm4/downloads/00017022 If you are unable to resolve your concern, please email us at socialsupport@am.sony.com with the following details: Name: Username: Model Number: Issue: Telephone Number: ~Earl

Hi Brent, We are sorry to hear that the battery of the replacement headphones failed to charge after 4 months of use. This is definitely not the experience we&#39;d like you to have. To troubleshoot the issue, please check the following:<br /><br />The supplied USB cable is used for the connection.<br />The cable connection is secure.<br />Make sure that the USB AC adaptor is firmly connected to the AC outlet.<br />When charging the headset through a USB port on a computer, try the following as well:<br />- Make sure that the computer is turned on.<br />- If the computer is equipped with multiple USB ports, use another port.<br />- Connect the headset directly to the computer without using a USB hub.<br />- If the computer is in Standby (Sleep) or Hibernate mode, place it back to normal mode.<br />- If the computer is running on Windows 8.1, use Windows Update to update the operating system.<br /><br />If this does not help, please email us at socialsupport&#64;am.sony.com with the following details:<br /><br />Name:<br />Username:<br />Model Number:<br />Issue:<br />Telephone Number:<br /><br />Sincerely, <br />Erin

Hi Cyberunner, Terrific! We're so happy to hear you love the amazing sound quality, noise canceling features and overall performance of your Sony headphones. Intelligent and intuitive, the WH-1000XM4 headphones offer further improvements to our industry-leading noise cancelation, exceptional sound quality, and smart listening that adjusts to your behavior and your location. Using the Sony Headphones Connect app, Ambient Sound Control lets you adjust the volume of background sound and gives you the option to allow voices alone to be heard. Meanwhile, the Equalizer lets you customize sound levels to suit your music. Thanks for choosing Sony! - Kris

Hi Leia76, Awesome! We're glad to hear you like the comfortable fit, the midnight blue color, and industry-leading noise cancelation feature of your new Sony headphones. The WH-1000XM4 is a new design, with intelligent and intuitive Ambient Sound Control features that include improvements to Multipoint connection and our industry-leading Noise Cancelation, exceptional sound quality, and Smart Listening that adjusts to your behavior and location. Thank you for choosing Sony! -Sam

Hi Your Majesty, we are glad that you are enjoying your new headphones. The WH-1000XM4 is a new design, with intelligent and intuitive Ambient Sound Control features that include improvements to Multipoint connection and our industry-leading Noise Cancelation, exceptional sound quality, and Smart Listening that adjusts to your behavior and location. Thank you for choosing Sony! Erin

Hi Kaveo408, We are sorry to hear about the issue you are having. This is usually not the case for our headphones nor the experience we want you to have. Let's try to resolve this issue by following the troubleshooting steps on the link below: https://www.sony.com/electronics/support/wireless-headphones-bluetooth-headphones/wh-1000xm4/articles/00009257 If you are unable to resolve your concern, please email us at socialsupport@am.sony.com with the following details: Name: Sony Username: Model Number: Issue: Telephone Number: Sincerely, Sam