This phone has a dolby sound.it has 4.7-inch retina hd ips lcd so its make user freindly.this have a latest os ios 11.it also have a 64/256gb storageRetina HD display
4.7-inch(diagonal) widescreen LCD Multi-Touch display with IPS technology
1334x750-pixel resolution at 326 ppi
1400:1 contrast ratio(typical).