I have the original Zeppelin. I like it. It sounds good and it looks cool. The new air is improved in every way, it supports air, USB syncing and it has some killer DACs. I wish I had waited to get this instead. And they didn't even raise the price.
http://www.bowers-wilkins.com/iPod_and_Computer_Speakers/iPod_and_Computer_Speakers/Zeppelin_Air/features.html
