Hey, I'm looking for advice on a pair of transparent headphones. what do I mean by that? - I wan't no coloring of the sound, balansed response and preferrably closed cans. If I say I have BM15A's at home and want similar quality headphones, I think that tell what I want. they should reveal...

I'm looking for a pair of good (as good as it gets under my demands) headphones for portable use only together with the SlimX. I've read impressive stuff about the Sony MDR-CD580/780 together with portable devices, So I figured I'd go for them US65$/US98$ - seems reasonable. My first...