Suggest you venture over to the Audio Circles and look around, this DAC has been discussed quite a bit over there.
Paradisea Dac
Anyone out there who can comment on the usb version . I 'am considering putting a Mac based system together and ran across this Dac in another thread .I would ONLY use the USB input and would like to hear any comments on how this input sounds compared to other USB DACS in the $1500 range. on