Bose is one of those companies that do not post their specs so you can't compare them objectively to other speakers.
If it sounds good to you, that is really all that matters.
But the outputs can be objectively measured.
I'm not posting this to bash Bose, I'm posting this to help people get the best bang for their dollar.
Here's a well researched (but over the top in terms of use of language) article on a Bose product from 3 years ago:
http://www.intellexual.net/bose.html
Edit: Good call on a harman/kardon amp, that will be a quality piece.