Surround Sound Test Download
5.1 surround sound test download, Aud-X 5.1 Surround Codec 1.24, Nero Multichannel Plug-in -, Maven Wizard 1.0. Download Now Razer Surround for windows. Buy Now Razer Surround Pro for windows. What is Virtual 7.1 Surround Sound. Razer Surround gives gamers the best virtual 7.1 channel surround sound experience with any stereo headphones.
Also this is right now available for Insiders but soon will become available in public release. 
I am guessing that unless Microsoft fixes this situation, we will have to wait.
Bose Surround Sound Test Download
• The Sound of HDTV Based on core Dolby® Digital technologies, the established standard for cinema, broadcast, and home theater surround sound. • Full Interactive Support for Blu-ray BonusView and BD-Live Get the interactive BonusView™ and BD-Live™ features on ™, like director's commentary, alternate dialogue, or alternative language soundtracks.