i have the pm 5.1 ultra's a sound blaster audigy 2 zs 4 sws & the 5.1 sub iam just asking if the 4 that i have are going to be as good as a rsw-10 i just wanted more bass for some games & a little mp3's they sound good but if i can get the performance from 1 sub or more that would be good i have 4.1 pm that i can install the sws to it just get's all crazy hooking the rsw-10 sub up just want the best sounding sys thanks