When Harman Kardon introduced its first line of consumer headphones last year we marveled their high-end, unparalleled aesthetics and appreciated the fine audio quality that came with it all. In many ways Harman Kardon's CL Classic headphones were and still are a trowback of modern sophistication. They've done their job at pleasing our ears, our tasteful appetite for good design and even our wallet. So how does it get any better than this? I'll tell you how, Harman Kardon's $300 flagship NC headphones might possibly one up their smaller counterpart with premium features like active noise-canceling and gargantuan cups that envelop your ears like some hungry hippo. But how well do they fare when put up against a $200 pair of active noise-canceling headphones? Let's find out!