M2 macbook air 13 release date July 8, 2019 16 32 64 128 M2 macbook air 13 inch release date Apple macbook air 13 m2 release date Macbook air 13 inch m2 chip release date Macbook air 13 m2 chip release date M2 macbook air 13 Macbook air m2 13 inch Macbook air m2 macbook pro 13