Mini DisplayPort to DisplayPort Cable Output 4K video and digital surround sound to any Ultra HD DisplayPort monitor. Made with aircraft-grade aluminum for durability. Compatibility 4K/60 video output supported: MacBook Pro (Retina, 13-inch, Early 2015) and later MacBook Pro (Retina, 15-inch, Mid 2014) and later Mac Pro (Late 2013) iMac (27-inch, Late 2013) and later MacBook Air (Early 2015) 4K video output supported: MacBook Pro (Retina, 13-inch, Late 2013) and later MacBook Pro (Retina, 15-inch, Late 2013) and later Mac Pro (Late 2013) iMac (27-inch, Late 2013) and later Mac mini (Late 2014) MacBook Air (Early 2015) and later Microsoft Surface Pro 3 Audio output supported: Mac mini (Mid 2010) and later MacBook (13-inch, Mid 2010) MacBook Air (11-inch, Late 2010) and later MacBook Air (13-inch, Mid 2009) and later MacBook Pro (13-inch, Mid 2010) and later MacBook Pro (15-inch, Mid 2010) and later MacBook Pro (17-inch, Mid 2010) and later MacBook Pro (Retina, 13-inch, Late 2012) and later MacBook Pro (Retina, 15-inch, Mid 2012) and later iMac (21.5-inch, Mid 2010) and later iMac (27-inch, Late 2009) and later Mac Pro (Mid 2010) and later Microsoft Surface Pro and later