supports bluetooth 4.0? I am looking for wireless stereo headphones with bluetooth to connect to my computer/PS3. The headphones I am looking at support bluetooth 2.1, and my windows 8 computer supports 4.0. will this work? will this also work with my ps3?

headphones: http://www.newegg.com/Product/Product.aspx?Item=9SIA07Y0BB7739

computer: http://shop.lenovo.com/us/en/laptops/ideapad/z-series/z580/