The following hard– and software setup is currently required 
to playback Immersive Audio on your device: 

APPLE:  
Safari Browser on iOS13, iPad13 or macOS (Catalina!) devices. 
DO NOT USE HEADPHONES! Dolby Atmos renders on the built–in speakers. 
You also may AirPlay to another device (e.g. TV). 

Quick & Dirty: If you have an iPhone 11, navigate to the Safari Browser, click the link, take the phone sideways – don’t cover the stereo speakers. Press Play. And you may pump up the volume.

MICROSOFT Edge Browser: 
Playback on Dolby Atmos enabled notebooks with Windows 10 (e.g. from Lenovo, Huawei, Samsung). Dolby Atmos renders on the built-in speakers and headphones. You may Cast (Chromecast) to another device.
For Windows 10 instructions click here. 

GOOGLE Android mobile devices: 
Do not attempt to play clips from below here in browser. For Android instructions click here.
Dolby Atmos renders on the built-in speakers and headphones.
Playback on mobiles e.g. from Samsung, Huawei, Sony, etc.