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Audio Hi-Fi Headphone Amplifier 124db Snr Swappable Opamp Socke / Mfr. no.: XONAR ESSENCE STX

Audio Hi-Fi Headphone Amplifier 124db Snr Swappable Opamp Socke / Mfr. no.: XONAR ESSENCE STX
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Item Number: asu-xonaressencestx
Vendor: Asus - Components
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Choosing only the best components and finest design, Xonar Essence STX achieves unprecedented 124 dB SNR, 64 times clear than on-board solutions, bringing top-o-the shelf audio experience for audiophiles.

General Information

ManufacturerASUS Computer International
Manufacturer Part NumberXONAR ESSENCE STX
Manufacturer Website Address
Product LineXonar
Product ModelEssence STX
Product NameXonar Essence STX Sound Card
Product TypeSound Board

Technical Information

Audio Processor ManufacturerASUS
Audio Processor ModelAV100
Host InterfacePCI Express
Signal to Noise Ratio (SNR)110 dB
Minimum Frequency Response10 Hz
Maximum Frequency Response90 kHz
Maximum Playback Sampling Rate3 Byte 192 kHz
Maximum Recording Sampling Rate3 Byte 192 kHz
DAC Data Width24 bit
Sound Channels7.1
Platform SupportedPC


Number of Headphone Ports1
Number of Audio Line Out2

Physical Characteristics

Form FactorInternal


Package Contents
  • Xonar Essence STX Sound Card
  • RCA to 3.5mm Y cable
  • 6.3mm to 3.5mm adapter
  • 1 x S/PDIF TOSLINK optical adapters
  • Driver CD
  • Quick Start Guide
  • Audio Precision test report
Additional Information


  • Other line-level analog input (for CD-IN/TV Tuner): Aux-In (4-pin header on the card)
System Requirements
  • One PCI Express 1.0 (or higher) compatible slot for the audio card
  • Microsoft Windows Vista (32/64bit) / XP (32/64bit) / MCE2005
  • Intel Pentium 4 1.4GHz or AMD Athlon 1400 CPU or faster CPU
  • 256 MB DRAM system memory
  • 60 MB available HDD space for driver installation package
  • CD-ROM drive (or DVD-ROM drive) for software installation
  • High-quality headphones, powered analog speakers, or a Dolby Digital decoder, to enjoy the ultra-high fidelity sounds of the card