http://www.audiotstation.com/wiki/Audio-Technica_ATH-DCL3000

Supposedly the "best" dolby digital decoding headphones available. About $1000 USD.
Dolby Headphone technology at least allows you to use a decent set of headphones (like Grado) at a fraction of the cost but then you have to "put up" with the cord. Not a big deal I'd say.