Question: what is the difference between 2d and atmos?
Answer: You can't, however, position the audio above (or below). Hence the 2D circle. Dolby Atmos, on the other hand, is in its base form a Dolby TrueHD 7.1 audio track. ... This does, however, require that you have a Dolby Atmos enabled receiver and have extra speakers positioned above your current speakers.