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ASUS Xonar Essence STX II 7.1

Sound card - 7.1, PCIe x1, Dolby Pro-Logic II, S / PDIF output, retail
Price incl. VAT £243.90
Price excl. VAT £203.25
Extended warranty + 1 year £24.40 Extended warranty + 1 year
Return products within two months £12.19 Possibility to return products within two months
In stock 2 pcs
Hassle-free One-click buying using preset Shipping and Payment options.
Warranty 24 months Code:  HC603j Product Number:  90YA00NN-M0UA00 Manufacturer's Website: (CZE)
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ASUS Xonar Essence STX II 7.1 £243.90 In stock 2 pcs

ASUS Xonar Essence STX II 7.1

7.1 channel sound card in Hi-Fi quality sound with a net value of 124 db SNR is designed for the most demanding users who demand high-quality sound reproduction and settle for the ordinary sound card or an integrated audio chip. Sound card ASUS Xonar Essence STX II 7.1 connect to the motherboard using modern PCI Express interface.

Key features:

  • Superior audio quality with a signal-to-noise ratio of 124 db
  • Ultra-low volatility
  • Clean, consistent power thanks to the Hi-Fi LDO regulators and capacitors WIMA
  • Headphone amplifier supports impedance of 600 ohms
  • This exclusive set includes three operational amplifiers and a tool for easily adjusting the sound characteristics
  • MUSES operational amplifiers for faithful sound

Excellent signal to noise ratio

Model STX II builds on the excellence of popular sound cards Xonar Essence ST / STX. Uses the AV100 audio chip and offers first-class design, performance and sound. Signal to noise ratio (SNR) 124 db is 64 times more than typical integrated audio solutions and equally impressive signal to noise ratio reaches 120 db headphone output. The ultra-low volatility are committed to first-class crystal oscillator with temperature compensation (TCXO). The power used separate 4-pin Molex connector and audio without compromising care Hi-Fi LDO regulators and WIMA capacitors.

First-class headphone amplifier

The card boasts of high-end headphone amplifier that supports impedance of 600 ohms with a separate volume control for the headphone IEM. The card Essence STX II is a set of three other operational amplifiers for true tones and spatial administration, including tools for their installation. There is also support for Dolby Digital Live, Dolby Headphone, Dolby Virtual Speaker and Dolby Pro-Logic II. Dolby Digital Live provides surround sound with Dolby Digital 5.1 channel Dolby Headphone delivers surround sound through headphones, Dolby Virtual Speaker regulates the two-channel and stereo content into 5.1 channel virtual surround sound and Dolby Pro Logic II changes high-quality stereo sound for rich and realistic 5.1 surround sound.


Sound Specifications:
Signal / noise ratio at the output (A-Weighted) (Front Output): 124 db
Signal / noise ratio at the output (A-Weighted) (Headphone Out): 120 db
Signal / noise ratio at the input (A-Weighted): 118 db
OTHD + N output at 1 kHz (Front Output):> 0.0003% (- 110 db)
THD + N output at 1 kHz (Headphone Out):> 0.001% (- 100 db)
Frequency Response (-3 db, 16 bits / 44.1Kvstup): 10 Hz to 90 kHz
The highest output voltage / input: Vrms (Vp-p)

Sound chip:
ASUS AV100 High-Definition (max. 192 kHz / 24-bit)
D / A Converter: TI Bur-Brown PCM1792A

Sampling and resolution:
Analog playback: 44.1 / 48/96/192 kHz - 16 / 24bit
Analog recording: 44.1 / 48/96/192 kHz - 16 / 24bit
S / PDIF digital output: 44.1 / 48/96/192 kHz - 16/24-bit, Dolby Digital
ASIO 2.0: Support for 44.1 / 48 / 88.2 / 96 / 176.4 / 192 kHz - 16 / 24bit with very low latency

Inputs and outputs:
1 x Audio Analog Output front R / L (RCA)
1 × analog audio input 6.3 mm jack (Line-in / Mic-in)
1 x headphones (6.3 mm jack)
1 x Digital coaxial S / PDIF (Toslink combo) support 192kHz / 24bit
Other connectors on the card

PCI Express (compatible with the X1, X4, X8, X16 PCI Express slots)

Other Features:
Dolby Digital Live
Dolby Headphone
Magic Voice
Dolby Virtual Speaker
Dolby Pro-Logic II

Supported operating systems:
Windows 8.1, 8, 7, XP (32/64 bit)

Included accessories:
1 x Op-amp swap kit (special tool for easy removal of microchips operational amplifier, operational amplifiers 2 × Texas Instruments LME49720, 1 × MUSES 8820)
1 x Adapter cable from 3.5mm to RCA (8-channel)
1 x S / PDIF adapter

ASUS is a symbol of the growth of Taiwan's economy. The firm's beginnings date back to April 2, 1989, when as a small manufacturer of motherboards began his work with a few employees. Today, Asus employs more than 12,500 employees worldwide.

ASUS products can be found in almost every category of the information technology marketplace. ASUS is focused on desktops, laptops, phones, optical drives and components. In the manufacture of motherboards, the company is now the dominant player with a staggering 40% market share.


This product is not an independently functional unit and may require professional installation.

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Specifications can be changed without notice. Images are for illustrative purposes only. Retail Price (MSRP) means the manufacturer's/supplier's suggested retail price.

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