Rumor: iPhone Air 2 could be ~5.2 mm thick—matching the unfolded Duo and boosting battery to ~3,500 mAh. #Apple #iPhoneAir2 #iPhoneDuo #BatteryTech #FlagshipDesign #TechRumor https://thedailytechfeed.com/iphone-air-2-rumored-to-match-unfolded-iphone-duo-in-thickness/