Are you for real?Cable thing is hard cause you really have to make comparison on your own.....but how to get several to your place at same time and acustics must be pretty good too....and then be able to return most of them....those you shown might be fine or then not, who knows.......good sub set up absolutely give you the oomph on bass that even 8" speakers like hs8 cant give.....if you gottta the cash genelec glm all digital set with digital sub is the pinnacle of audio fidelity at this moment in this world.......but will set you back at least 3000€......u need to navigate thru many options to go cheaper but if you are smart/ lucky you can get amazing set cheaper