Sound Blaster Audigy RX - 24 bit DAC Data Width - 7.1, 5.1 Sound Channels - Internal - Creative E-MU - PCI Express - 106 dB - 2 x Number of Microphone Ports - 1 x Number of Audio Line In - 3 x Number - Walmart.com
Connecting a Creative PCIe Sound Card to 7.1 Speakers - Instructables