Here are some headphones that are close the frequency response in Shannon's post..
Link to heaphones
EDIT: I just did a little more research on Amazon and found headphones made by the same company of the headphones in the link above. However, the frequency response is a bit higher but also a different color. Headphones
Link to heaphones
EDIT: I just did a little more research on Amazon and found headphones made by the same company of the headphones in the link above. However, the frequency response is a bit higher but also a different color. Headphones