Asis Xonar DS/PSI 7.1 Audio Card 192k/24bit.  New in Sealed Box.  Vintage.  Photos show all details.  

Swappable OPamp socket allows you to customize your sound solderlessly and create your favorite listening experience with ease.  Turns every audio into sensational 7.1 DTS Digital surround via S/PDIF output-feed your AV receiver the best surround sound available.