Full Details from Amazon.com : http://www.amazon.com/gp/product/B00008J7P3?tag=onigi-20
Creative Sound Blaster Audigy 2 Platinum EX - Sound card - 24-bit - 192 kHz - 6.1 - PCI - Creative
Creative Audigy 2 ZS audio processor
PCI interface External IO drive
192 kHz max sampling rate
61 channel surround sound output mode
64 Voice polyphony 32 MIDI Channels