RAM [22] Mac OS X 10.6.6 or later (Mac OS X 10.6.8 is recommended) [22] At least 7 GB of free  hard drive  space [22] AirDrop  is supported on the following Mac models: [22]  MacBook Pro (late 2008 or newer), MacBook Air (late 2010 or newer), MacBook (late 2008 or newer),