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Item Code: SCAS000045      Part Number: Xonar Essence STX

Asus Xonar Essence STX - 124dB SNR PCI-E Audio Card

Our Price $229.88

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Item Availability

Online store 0     Ajax 0     Barrie 0
Brampton * 1     Burlington 0     Etobicoke 0
Greenfield Park 0     Hamilton 0     Hamilton Mountain 0
Kingston 0     London 1     Markham-Unionville 0
Midtown Toronto * 0     Milton 0     Mississauga 1
Newmarket 0     Oshawa 1     Ottawa Merivale 0
Ottawa Orleans 0     Ottawa Kanata 0     St. Catharines 0
Toronto Down Town 0     Toronto Kennedy 1     Toronto North York 0
Richmond Hill 1     Vaughan 1     Waterloo 0
Whitby 0     Montreal Laval 1     West Island 0
Warehouse 0        

* 2 Open Box items are available and will be eligible for a discount of 10%, except laptops &    televisions. Not applicable to Demo items. See in-store for details.

The stock listed above does not take into account variances in stock levels that may occur and any items on hold.

- Industry-leading 124dB SNR

- Built-in headphone amp drives every available headphone with <0.001% distortion

- Nichicon "Fine Gold" capacitors offer great dynamic performance

- Perfectly shielded EMI-free analog output path

- Customize your sound color effortlessly via swappable OPAmp socket


  • 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: Virtual 7.1 speaker positioning
  • Magic Voice:Xonar Essence STX provides 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
  • Karaoke Functions:Music Key-Shifting and Microphone Echo effects like professional Karaoke machine
  • Music Key-Shifting and Microphone Echo effects like professional Karaoke machine
  • FlexBass:Professional Bass Management/Enhancement system
  • 3D Sound Engines/APIs: Vista: DirectSound3D GX 2.5, DirectSound HW, DirectSound SW, A3D1.0, OpenAL generic modes, 128 3D sounds processing capability
Output Signal-to-Noise Ratio (A-Weighted):124dB for Front-out,117dB for Headphone-out (600ohms) dB
Input Signal-to-Noise Ratio (A-Weighted):118 dB
Output THD+N at 1kHz:0.0003% (-110dB) for Front-out, 0.001% (-100dB) for Headphone-out
Input THD+N at 1kHz:0.0002% (-113dB) for Line-in
Frequency Response (-3dB, 24-bit/192kHz input):<10Hz to 90KHz
Output/Input Full-Scale Voltage2 Vrms (5.65 Vp-p)
Bus Compatibility
PCI Express:PCI Express Rev. specification compatible, Compatible with X1, X4, X8, X16 PCI Express slots
Audio Processor:ASUS AV100 High-Definition Sound Processor (Max. 192KHz/24bit)
24-bit D-A Converter of Digital Sources:Texas Instruments PCM1792A*1 for Front-Out (127dB SNR, Max. 192kHz/24bit)
24-bit A-D Converter for Analog Inputs:Cirrus-Logic CS5381* 1 (120dB SNR, Max. 192kHz/24bit)
High Fidelity Headphone Amplifier:Texas Instruments 6120A2*1 (120dB SNR, 100dB THD+N @ Vcc±12V, RL=600?, f=1kHz)
Sample Rate and Resolution
Analog Playback Sample Rate and Resolution:44.1K/48K/96K/192KHz @ 16/24bit
Analog Recording Sample Rate and Resolution:44.1K/48K/96K/192KHz @ 16/24bit
S/PDIF Digital Output:44.1K/48K/96K/192KHz @ 16/24bit, Dolby Digital
ASIO 2.0 Driver Support:Supports 44.1K/48K/96K/192KHz @16/24bit with very low latency
I/O Ports
Analog Output Jack:RCA jack *2 (Front R / Front L), 6.30mm jack*1 (Headphone out)
Analog Input Jack:6.30mm jack *1 (Shared by 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 Coaxial/TOS-Link combo port supports 192KHz/24bit
Front-Panel Header:Shared by Headphone out / 2 channels out, Microphone in S/PDIF Header: Connects to compatiable graphic cards for HDMI output
Accessories1 x 3.5mm-to-RCA adaptor cable (8ch),
1 x S/PDIF optical adaptors
Operation System:Windows Vista/XP(32/64bit)/MCE2005
Return & Exchange:14 Days - Exchange Only If Opened
Manufacturing Defect Exchange:30 Days
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