A follow up ? regarding Atmos itself..which speaker modules are the best choice to put on top of my 80's as using ceiling installed speakers are a no go looking at trying a simple 5.1.2 set-up first...is axiom going to build a add on module ?Thanks!!

Paradigm 800F,Paradigm C600,Axiom QS8 v3,Paradigm DSP-3100 Sub,AVR Anthem MRX-740