Good morning, I have a beam gen 1 with mini sub and two symfonisk ikea etagere in surround. I would like to exchange the beam gen1 for a sonos beam gen2 or arc to enjoy dolby atmos and truehd, is there much difference on the sound quality between dolby digital 5.1 and dolby digital plus, dolby digital true HD and atmos please? my config 55 inch tv Living room 30m² length 14 meters width 4 meter sofa distance from tv about 3 meters
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