I just got my SM-N900T SnapDragon from T-Mobile US. I compare the sound with my old SGH-T889 using stock player, the note 2 volume is louder than Note 3 between 3 and 4 . For instance my note 2 volume is 5, I need to increase note 3 volume to 8 (a bit weaker than note 2) or 9 (a bit louder than...