The True 3D Surround 7.1 MusicPlayer For Exceptional Sound Effects and Clarity * Install The App * Connect The Headphone (wired or wireless) * Feel The True 3D Surround 7.1 Sound. Privacy Policy: We allow third-party companies to serve ads and collect certain anonymous information when you visit our app. These companies may use anonymous information such as your Google Advertising ID, your device type and version, browsing activity, location and other technical data relating to you