My 7.3.6 surround sound system is my main system for streaming music, movies and playing Blurays, DVDs and CDs. Audioquest, Blue Jeans Cable, Pine Tree Audio, SVS and Worlds Best cables for internet and AV connections. Stream with Apple TV and Qobuz Connect. 11.4 AVR is the heart of the system. Additional power with a pair of external 2 channel amps for front towers and middle heights. Stream Apple Music, YouTube, Netflix, Disney+ and Prime along with other apps for Dolby Atmos mixes, music videos, movies and sports. Separate systems with TVs, AVRs, tower speakers, subs, surround sound speakers and soundbars with wireless surrounds and subs including in-wall speakers and power amp and several portable speakers.