From reports from doro...no, they won't be 8ohm nominal, closer to 6, but no dips into the 2 ohm range. They'll be drivable with decent midfi gear with the caveat that you'll get more out of them the higher up the chain your front end is. There's a long thread on the Polk site dating back to when these were teased to us over a month ago, but the more recent posts have some good detail about the technology and goals. There's also a nine page pdf on the technical data. Pricing is $1500 for the books, ??? on the centers, ??? on the smaller towers, $4K on the larger towers.