Iphone 6 have ios 11 . smartphone desines and marketed by apple.iphone series are good.large 4.7 and 5.5 inches display .sound are so good.specification, camera, and battery are good.despite their positive reception .apple wireless carrier .iphone all quality are good apple addmitted that some iphones may have faulty cameras that could be causing photos to lookblurry and initiated a replesment programe, iphone have all feature are so good