I recommend reading the article https://downhomedigital.net/receivers/best-atmos-receiver/ where I got acquainted with the Yamaha CX-A5200 I have been using it for 2 months already, high clean,the device is gorgeous!
Thanks for your recommendations.
The question really cleared up.
But I should have been more precise with the questions.
I recently bought a ROLLS SX95 Stereo Subwoofer on Amazon, now I'm testing it.