I'm not surprised that nobody has yet mentioned the PSB M4U 1 headphones. Not a lot of talk about them, but I do know that there are a few folks with them and/or the M4U 2, which are almost the same headphone sonically. Check 'em out:
There's lots of comparisons done with many other rivals in a M4U 2 thread. Maybe someone can chime in on some comparisons to the M4U 1, like Beagle maybe?