5.1 Sound: Upgrade your audio listening experience with a high performance of compelling 5.1 channel surround sound.
Operating System: It can be used for Windows XP / Vista / 7/ 8 and 32 / 64-bit PC with PCI-express slot.
Noise Balance: Support front L/R, surround L/R, Center/Subwoofer and noise balance elimination function when PC power off or on.
Chip: Using the VIA VT1723 Envy24D multichannel sound effect chip to provide you a better experience.
Compliance: Compliance with PCI-express x1 specification revision 1.1 and conforms to 66 Channel AC’97 specification revision 2.3.
