Paul, every Oppo has always been able to playback .WAV from USB, if it isn't working now it will be before shipping

I have been beta testing the Oppo for 5 months now, I can't say much do to NDA, but trust me, you will be just fine

thanks

-Gary Murrell
http://www.custom-ht.com/oppopowerbuy.html
My Personal HT setup