MI Note 3 sound is so good and sound is very smooth. My many friends purchase this phone and we suggest it you purchase this phone because this one is wonderful so purchase this phone and satisfied this phone. This phone awesome style and slim this phone design totally metal body so do not broken this phone. This one have a many features such as fingerprint lock. Camera qualities to good. This phone Lok is too good and feel it awesome. So I purchase this phone and Do not waste my money.