Originally Posted by
bkdc
I definitely prefer the sound of the Sierra Towers (RAAL) over the Sierra-2's even with a subwoofer setup. I used subwoofers with both the towers and with the Sierra-2's. It's that mid-low range fullness that is absent with the Sierra-2's even when I crank up the volume, and the subwoofers won't compensate for the loss. I crossed over at 60Hz. The only improvement in the Sierra-2's is the stereo imaging. I don't think there's an exchange policy once the return period has expired. You may have to find a buyer on the used market.