Here's a interesting review on these all new NightHawk headphones!

http://www.soundstagexperience.com/index.php/equipment-menu/669-audioquest-nighthawk-headphones

Here's some interesting stuff on NightHawk's Measurements!

http://personal.audioquest.com/nighthawk-measurements

The NightHawk headphones use the same speaker drivers as the world's best Sony MDR-R10's!!

http://www.innerfidelity.com/content/audioquest-reveals-upcoming-headphone-nighthawk

Here's some feedback from their facebook page..

https://www.facebook.com/audioquestexperience