Full Details from Amazon.com : http://www.amazon.com/gp/product/B002I9L3X4?tag=onigi-20
StarTech.com 7.1 Channel PCI Digital Surround Sound Adapter Card - 24 Bit PCISOUND7
Compatible with the latest Dolby Digital EX and DTS ES 71 Channel DVD soundtracks this adapter supplies superior DVD audio playback
This adapter uses a VIA chipset with Windows WDM supported drivers removing any concern about driver conflict and installation troubles
Connect you PC to your digital audio receiver for the best possible gaming and movie experience
71 Surround Sound Audio out
Support 48441 KHz sampling rate for both playback and recording
Supports the latest Dolby Digital EX and DTS ES 71 CH DVD soundtrack playback