Output Signal-to-Noise Ratio (A-Weighted):
105 dB
Input Signal-to-Noise Ratio (A-Weighted):
103 dB
Output THD+N at 1kHz:
0.0025% (-92dB)
Input THD+N at 1kHz:
0.0022% (-93dB)
Frequency Response (-3dB, 24-bit/96kHz input):
<10Hz to 48kHz
Output/Input Full-Scale Voltage
1Vrms (3Vp-p)

PCI:
PCI v2.2 or above bus compatible

Audio Processor:
C-Media CMI8786 High-Definition Sound Processor (Max. 96KHz/24bit)
24-bit D-A Converter of Digital Sources:
Cirrus Logic CS4245*1 (104dB DNR, Max. 192KHz/24bit) / Cirrus Logic CS4361*1 (103dB DNR, Max. 192KHz/24bit)
24-bit A-D Converter for Analog Inputs:
Cirrus Logic CS4245*1 (104dB DNR, Max. 192KHz/24bit)
High Fidelity Headphone Amplifier:
Optimized for 32~150Ω

Analog Playback Sample Rate and Resolution:
44.1K/48K/96KHz @ 16/24bit for all channels
Analog Recording Sample Rate and Resolution:
44.1K/48K/96KHz @ 16/24bit
S/PDIF Digital Output:
44.1K/48K/96KHz @ 16/24bit, Dolby Digital, DTS, WMA-Pro
ASIO 2.0 Driver Support:
44.1K/48K/96KHz @ 16/24bit

Analog Output Jack:
3.50mm mini jack *3 (Front/Side/Center-Subwoofer)
Analog Input Jack:
3.50mm mini jack *1 (Line-In/Mic-In)
Other line-level analog input (for CD-IN/TV Tuner):
Aux-In (4-pin header on the card)
Digital S/PDIF Output:
High-bandwidth Optical Connector supports 96KHz/24bit
-additional SPDIF-out header for HDMI audio output
Front-Panel Header:
Supports headphone jack-detection, automatically switch audio output from back-panel to front

Operation System:
Windows 7/Vista/XP/MCE2005
Dolby® Technologies:
Dolby Headphone: technology allows users to listen to music, watch movies, or play games with the dramatic 5.1-channel surround or realistic 3D spacious effects through any set of stereo headphones.
Smart Volume Normalizer™:
Normalizes the volume of all audio sources into a constant level and also enhances your 3D sound listening range and advantages in gaming
Xear 3D™ Virtual Speaker Shifter:
Adjustable virtual 7.1-speaker positioning
Magic Voice™:
Changes your voice pitch to different types (Monster/Cartoon…) for disguising your real voice or just for fun in online chatting
Karaoke Functions:
Music Pitch-Shifting, Vocal Cancellation, and Microphone Echo effects with Stereo Mix recording (Wave and Mic-in) for online Karaoke or online DJ applications
FlexBass™:
Professional Bass Management/Enhancement system
Other Effects:
10-band Equalier/27 Environment Effects
3D Sound Engines/APIs:
7: DirectSound3D® GX 2.5, EAX®2.0&1.0, DirectSound® HW, DirectSound SW, A3D®1.0, OpenAL generic modes, 128 3D sounds processing capability
Vista: DirectSound3D® GX 2.5, EAX®2.0&1.0, DirectSound® HW, DirectSound SW, A3D®1.0, OpenAL generic modes, 128 3D sounds processing capability
XP: DirectSound3D® GX 2.5, EAX®2.0&1.0, DirectSound® HW, DirectSound SW, A3D®1.0, OpenAL generic modes, 128 3D sounds processing capability

DS3D GX2.5:
DS3D GX 2.5 supports EAX gaming sound effects and DirectSound 3D hardware enhanced functions on Windows 7/Vista. (DirectX/DirectSound 3D compatible)
VocalFX™:
The latest vocal effect technologies for gaming and VoIP, including:
- VoiceEX: produces vivid environmental reverberation for your voice in EAX games
- ChatEX: emulates different background environment effects when you chat online
- Magic Voice: changes your voice pitch to different types (Monster/Cartoon…) for disguising your real voice or just for fun in online chatting

1 x Low-profile Bracket
1 x Driver CD
1 x Quick Start Guide