aox wrote:get a rio karma, where you can talk to the devs and play flac, ogg, mp3, wma, wav
aox wrote:I guess my next question would be why so many devices?
aox wrote:...Investigate hydrogenaudio.org for listening tests. They have problem samples you can use to try and differentiate.
...As to already conducted tests, you won't find any regarding 320kbps as everyone regards it as extreme overkill.