100% brand newDescription:Connect a MacBook or any device with a Mini DisplayPort or Thunderbolt Port to an HDMI monitor， projector， or television. Simply plug the adapter into your device and connect an HDMI cable.Please note: Macs made after early 2011 do not support audio over Mini DisplayPort..Features and SpecificationsConnect an HDMI cable to any device with a Mini DisplayPort or Thunderbolt portCompliant with Mini DisplayPort 1.1a， HDMI 1.3bSupports resolutions up to QXGA (2560x1600)， including all lower resolutions such as 1080P and 720P.Supports audio pass-throughActive converter chipModels That Support Audio Pass-throughMacBook Pro 13" Model 8，1 (Early 2011 / Thunderbolt)MacBook Pro 15" Model 8，2 (Early 2011 / Thunderbolt)MacBook Pro 17" Model 8，3 (Early 2011 / Thunderbolt)MacBook Air 11" Model 3，1 (Late 2010)MacBook Air 13" Model 3，2 (Late 2010)Mac mini Model 4，1 (Mid 2010)iMac 27" Model 10，1 (Late 2009)iMac 27" Model 11，1 (Late 2009)iMac 21.5" Model 11，2 (Mid 2010)iMac 27" Model 11，3 (Mid 2010)Mac Pro Model 5，1 (Mid 2010) Pakage Including:1 pc of Adapter Cable