Asus, Sound Card, models:

Audio Card Xonar D2	User Manual Installation Manual
Audio Card Xonar D2X	Quick Installation Manual User Manual
MIO	User Manual
PCI Express Audio Card Xonar DX	User Manual
PCI-AS300	User Manual
PCI-AV264CT-N	User Manual
PCI-V264VT	User Manual
STRIX Series	Quick Start Manual
Strix Raid DLX	User Manual
XONAR DG	User Manual
XONAR ESSENCE ST	User Manual
XONAR ESSENCE STX - Sound Card - 192 kHz	User Manual
XONAR U5 SI	User Manual
XONAR U7 MKII	Quick Start Manual
Xnar U5	User Manual
Xonar AE	User Manual
Xonar D-KARAX	User Manual
Xonar DGX	User Manual
Xonar DS	User Manual
Xonar DSX	User Manual
Xonar U1	User Manual
Xonar U3	Quick Start Manual
Xonar U5	Quick Start Manual