How spatial audio works on headphones and speakers - and the best way to experience it Follow ZDNET: Add us as a preferred source on Google. ZDNET's key takeaways - Spatial audio is advertised in several flagship headphones, earbuds, speakers, and soundbars. - Spatial audio is a catch-all phrase, but there are more components to a 3D soundscape. - The best way to experience 3D audio depends on you...