ASUS Xonar DSX PCI Express 7.1-Channel Audio Card

PCI Express

Output Signal-to-Noise Ratio (A-Weighted) (Front-out) :
107 dB
Input Signal-to-Noise Ratio (A-Weighted) :
100 dB
Output THD+N at 1kHz (Front-out) :
0.0017 %(-95 dB)
Input THD+N at 1kHz :
0.0017 %(-95 dB)
Frequency Response (-3dB, 24bit/96KHz input) :
10 Hz to 48 KHz
Output/Input Full-Scale Voltage :

Audio Processor :ASUS AV66 High-Performance Sound Processor (Max. 192KHz/24bit)

Analog Playback Sample Rate and Resolution :
44.1K/48K/96K/192KHz @ 16bit/24bit
Analog Recording Sample Rate and Resolution :
44.1K/48K/96KHz @ 16bit/24bit
S/PDIF Digital Output :
44.1K/48K/96K/192KHz @ 16bit/24bit
ASIO Driver Support :
44.1K/48K/96K/192KHz @ 16bit/24bit

Analog Output 
4 x 3.5 mm jack (1/8") (Front out/Side out/Center-Subwoofer out/Rear out)
Analog Input 
1 x 3.5 mm jack (1/8") (Line-in/ Mic-in combo)
Digital
1 x S/PDIF out (1 x Optical (Toslink)/(combo with rear out))
1 x Front-Panel Header 
1 x Aux in (4-pin header)

DTS® Technologies : DTS Interactive Encoder/DTS Neo:PC technologies
Smart Volume Normalizer™
Xear 3D™ Virtual Speaker Shifter
Karaoke Functions
FlexBass™
10 -band Equalizer
27 Environment Effects
VocalFX™

Windows® 10 , 32bit/64bit
Windows® 8.1 , 32bit/64bit
Windows® 8 , 32bit/64bit
Windows® 7 , 32bit/64bit

S/PDIF optical adaptors x 1
Low-profile bracket x 1
Quick start guide x 1

64.4 x 167.64 mm ( L x W )