There are some threads on it. I would say, that you have 3 options here: You can search for hours, do a shot in the mist or settle with the built-in dac, which is actually quite decent.
As of 3 months ago, the e17 did not work with the s3, and I do not think it works now either. You can get the e11 or e7, I would personally get the e11 and a desktop amp if I was in your place. Just be aware, that the e11 can't charge and be used at the same time. Look at this post, and scroll down to some of the newer commments: http://www.androidnz.net/2012/06/galaxy-s-iii-usb-audio-is-it-really.html