They aren't audiophile quality, but they are pretty awesome for ceiling speakers.
I had ordered the RCS II, but not enough space in this one spot between the studs.
I like them, they do the job without taking much space. What kind of subwoofer did you get?
I have a 5.1 in-ceiling surround using Definitive Tech RCS III (Fronts x3) and RSS III (Rears x2). The good part about these is that they are angled speakers in the front, so it sounds a lot more realistic.
Another set of angled speaker brands is Triad.
I recently (Sept 2013) got a water softening/De-chlorination system installed by WaterTechniques (http://www.watertechniques.com). They were probably the cheapest compared to Kinetico, and Ecopure(costco). They didn't do a full demonstration of how bad the water is compared to the other...