Products Resonance Audio Reference Resonance Audio iOS SDK Reference See GVRAudioEngine in the Google VR SDK for iOS Reference on the Google VR Developers site. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated November 2, 2017.