3.1.2 Dolby Atmos <2027>

Two upward-firing or in-ceiling speakers that bounce sound off the ceiling to create the "overhead" Atmos effect. Common 3.1.2 Soundbars

3.1.2 Dolby Atmos > basic surround.

The best height for your main speakers is about the level of your ears when you are seated. This is about 3.9 feet from the floor. 3.1.2 Overhead speaker setup guide - Dolby 3.1.2 dolby atmos