When playing 360 Reality Audio contents on Amazon Music Unlimited, turn off Upmix function in audio setting on your smartphone menu.The automatic switching for spatial processing cannot be applied to smartphone speaker when the 360 Reality Audio contents are streamed from Amazon Music Unlimited and Deezer at this time.Xperia10 IV does not support 360 Reality Audio playback on the smartphone’s speaker.All you have to do is let the music wash over you. The wireless ATH-CKS50TW combines advanced acoustics and a comfortable, reliable fit for audio with stunning bass for up to 20 hours on a full charge. It’s human nature to want to dance to music with deep bass, but getting that bass from in-ear headphones requires a secure fit that doesn't allow the sound to escape.2) Support for device optimization: Able to optimize the audio output to suit the unique acoustic characteristics of the headphones. Certification Requirements: 1) Support for personal optimization: Able to use image capture, and analysis of the wearer’s ear shape within a smartphone app, to optimize the sound field for individual headphone users.360 Reality Audio requires a subscription to a compatible online music service, and third party terms, conditions, account, and fees may apply. Headphones Connect app needs to be downloaded from App Store for iOS devices, or from Google Play for Android TM devices.Available countries and Regions: Canada, United States.360 Reality Audio contents on PeerTracks service can only be experienced by the headphones.To get your music on PeerTracks go to for all your 360 Reality Audio production and distribution.

Activation of Chromecast built-in is required to listen on.

Available countries and Regions: Australia, Austria, Brazil, Canada, Chile, Colombia, France, Germany, Italy, Japan, Mexico, New Zealand, Spain, United Kingdom, United States.

Amazon Alexa setup is required to listen to Amazon Music Unlimited.

Personalisation is not supported at this moment.

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