Today, there are more than a couple of ways for consumers to access and enjoy entertainment content. Millions of consumers rely on their gaming consoles to serve as their hub for accessing digital content services, holding the expectation that these devices will deliver the same quality video and audio experience that they receive when gaming or watching Blu-ray discs. By featuring DTS? new DTS-HD Master Audio|7.1 technology, PS4 owners will be able to enjoy the same high-definition 7.1 surround sound experience received on Blu-ray from streaming and VOD services.
http://www.dts.com/corporate/press-releases/2013/11/dts-hd-master-audio71-delivers-unsurpassed-surround-sound-experience-on-playstation4.aspx
http://www.dts.com/corporate/press-releases/2013/11/dts-hd-master-audio71-delivers-unsurpassed-surround-sound-experience-on-playstation4.aspx