Sony WF-1000XM4 Noise Cancelling Bluetooth Earphones - Up to 24 Hours of Battery Life with Charging Box - Multi-Point Bluetooth Connection - Built-in Alexa and Google Assistant - Black

The best noise reduction on the market 1 goes even further; the WF-1000XM4 headphones incorporate new, better components like the V1 noise reduction processor, speaker, mics, and isolating tips The WF-1000XM4 supports Hi-Res Audio Wireless through LDAC; 6mm speakers, high-resolution diaphragm and V1 processor produce dynamic, rich sound; our DSEE Extreme technology enhances compressed files Speak-to-Chat mode allows you to automatically pause your music as well as noise reduction when talking to someone - especially if your hands are caught! Precise Voice Pickup technology allows the WF-1000XM4 to pick up your voice clearly and accurately during hands-free calls; and noise reduction makes it easier to hear the speaker even in noisy environments The 8-hour battery life of your wireless headphones and the additional 16 hours with the charging case give you 24 hours 2 of listening; a 5-minute fast charge gives you 60 minutes; Qi technology wirelessly charges your headphones; 3 Dimensions: 2 x 2.2 x 2.8 cm
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Smart and intuitive, the WH-1000XM4 headphones offer industry-leading noise reduction and stunning sound quality. Now they adapt sound to both your activity and location with smart listening.In-ear headphones make no sound or sound can only be heard from one side.IMPORTANT This item only applies to certain products.

Please check the relevant products at the top of this item.After each step, check if the problem is resolved.If this problem occurs while you are logged on to a computer running Microsoft Windows 10, it can be resolved by updating the software to version 1.3.0 or later.

For more information about upgrading your headset, see the model support page.Put the in-ear headphones into the charging case and close the cover. After closing the lid, wait a few seconds, then remove the in-ear headphones and connect them to the desired device via Bluetooth.Charge the in-ear headphonesPut the in-ear headphones into the charging case and close the cover.Plug the charging case into a wall outlet or computer using the included USB-C cable.Increase the volume of the connected device.Note You cannot adjust the volume using your headphones.If you are using an app with a connected mobile device and there is no sound, try another app to see if the problem is with the app and not the headset.Check if the connected device is streaming music.Reset the in-ear headphones.