MacBookAir7,: MQD32LL/A (1.8GHz Core i5).MacBookAir7,: MQD42LL/A (1.8 GHz Core i5).MacBookAir7,2 Early 2015: MMGG2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7).
MacBookAir7,2 Early 2015: MMGF2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7).MacBookAir7,2 Early 2015: MJVG2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7).MacBookAir7,2 Early 2015: MJVE2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7).MacBookAir7,1 Early 2015: MJVP2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7).MacBookAir7,1 Early 2015: MJVM2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7).