Dolby Atmos for smartphones is a software-based solution that kicks in when playing back content over headphones. ... 3D Sound Labs Manipulating a range of frequency and time based audio cues is the key to simulating surround sound through headphones.
How to use???
To turn on Dolby Atmos, go into the phone's settings, tap Sounds and vibration, scroll down to find and tap Sound quality and effects, then enable Dolby Atmos by using the toggle next to the setting
