Which Macs support Airplay mirroring on Mountain Lion? Some people are reporting that Airplay mirroring doesn't work on their Mac running Mountain Lion. Which Macs support AirPlay?
iMac (Mid 2011 or newer) 
Mac mini (Mid 2011 or newer) 
MacBook Air (Mid 2011 or newer) 
MacBook Pro (Early 2011 or newer)


Regular Airplay is still supported on all Macs running Mountain Lion.