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Product Description

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The Luxsin X9 Reference DAC and Headphone Amplifier redefines high-end audio with precision-engineered circuits, audiophile-grade components, and powerful digital innovations. Featuring AK4499EX DAC architecture, HP-EQ headphone optimization, and true full-balance design, it ensures breathtaking clarity, detail, and realism in every note. With versatile connectivity including USB, HDMI ARC, optical, Bluetooth, and analog interfaces, it integrates seamlessly into both home and professional setups. Built with a sleek CNC aluminum chassis and 4.0-inch touchscreen, the X9 delivers a perfect blend of performance, style, and usability.
Get the Details

Features & Specs Line Circle

OUTPUTS
XLR balanced, RCA unbalanced, subwoofer outputs, headphone ports (6.35mm/4.4mm)
INPUTS
USB-B/USB-C, HDMI ARC, optical, coaxial, RCA (unbalanced), Bluetooth 5.0 (AAC/SBC)
DIGITAL TO ANALOGUE CONVERTER
AK4499EX with OPA1612 op-amp stabilization
FREQUENCY RESPONSE
20Hz~20KHz (±0.25dB)
HEADPHONE EQ
HP-EQ real-time hardware-level equalization with 2500+ headphone profiles
SUPPORTED FORMATS
DSD512, PCM 768kHz 32-bit (USB), PCM 192kHz 24-bit (HDMI ARC/Optical/Coaxial)
OUTPUTS
XLR balanced, RCA unbalanced, subwoofer outputs, headphone ports (6.35mm/4.4mm)
INPUTS
USB-B/USB-C, HDMI ARC, optical, coaxial, RCA (unbalanced), Bluetooth 5.0 (AAC/SBC)
DIGITAL TO ANALOGUE CONVERTER
AK4499EX with OPA1612 op-amp stabilization
FREQUENCY RESPONSE
20Hz~20KHz (±0.25dB)
HEADPHONE EQ
HP-EQ real-time hardware-level equalization with 2500+ headphone profiles
SUPPORTED FORMATS
DSD512, PCM 768kHz 32-bit (USB), PCM 192kHz 24-bit (HDMI ARC/Optical/Coaxial)

Expert Insight

Line Circle

The Luxsin X9 delivers reference-level performance with incredible clarity, balance, and immersive soundstage. Its HP-EQ system makes any headphone shine, while the build quality and intuitive touchscreen give it both substance and style. This is a must-have amplifier/DAC for audiophiles seeking precision and versatility in a single unit.

Expert Img
Dylan Crane
Brand Manager

Details

Line Circle

Luxsin X9 Reference-Grade DAC & Headphone Amplifier

The Luxsin X9 sets a new benchmark for audiophiles, delivering uncompromising performance with a fusion of advanced engineering and refined design. Built for high-fidelity sound enthusiasts, the X9 combines flagship-grade DAC architecture, precision-balanced circuitry, and innovative technologies like HP-EQ and dynamic negative feedback to achieve stunning clarity, depth, and tonal accuracy. Its robust feature set includes a full-color touchscreen, smart control system, wide connectivity options, and a CNC-machined aluminum chassis for both durability and elegance. Whether used as a headphone amplifier, preamplifier, or reference DAC, the Luxsin X9 is crafted to provide pure sound and pure serenity for every listening session.

Read our recommended Best Headphone Amps here.

Specifications

  • DAC: AK4499EX with OPA1612 op-amp stabilization
  • Volume Control: Fully balanced R2R circuit with 0.1dB accuracy
  • Headphone EQ: HP-EQ real-time hardware-level equalization with 2500+ headphone profiles
  • Impedance Detection: Self-developed automatic headphone impedance measurement with gain recommendation
  • Sound Processing: Digital crossfeed, adjustable soundstage depth and width
  • Dynamic Negative Feedback: OPA1612 + TPA6120A2 for reduced distortion and enhanced tonal purity
  • Touchscreen: 4.0-inch full-color display with blackout mode and auto-standby
  • Visuals: Customizable VU meter styles
  • Build: CNC-machined aluminum chassis with diamond-cut bevel design at 15° incline
  • Components: WIMA capacitors, gold-plated electrolytics, femtosecond clock, OCC silver-plated cables
  • Inputs: USB-B/USB-C, HDMI ARC, optical, coaxial, RCA (unbalanced), Bluetooth 5.0 (AAC/SBC)
  • Outputs: XLR balanced, RCA unbalanced, subwoofer outputs, headphone ports (6.35mm/4.4mm)
  • Performance (XLR): 4.2Vrms output, 20Hz–20kHz ±0.25dB, >128dB SNR, THD+N <0.000096%, Crosstalk >-117dB
  • Performance (RCA): 2.1Vrms output, >125dB SNR, THD+N <0.00010%, Crosstalk >-114dB
  • Performance (Headphones): 4–15Vrms output, >128dB SNR, THD+N <0.00016%
  • Control: Infrared remote, wireless phone/PC control, OTA firmware updates
  • Supported Formats: DSD512, PCM 768kHz 32-bit (USB), PCM 192kHz 24-bit (HDMI ARC/Optical/Coaxial)

Key Features List

    • HP-EQ Technology: Automatically adjusts headphone output using real-time EQ for over 2500 headphone models, delivering sound tuned to the Harman curve or user-customized profiles.
    • Precision Volume Control: Balanced R2R circuit ensures 0.1dB left-right channel accuracy, eliminating distortion and preserving perfect stereo balance.
    • Impedance Detection System: Intelligent measurement of headphone impedance with auto-gain adjustment for optimal performance and no impact on sound quality.
    • Dynamic Negative Feedback: Proprietary OPA1612 + TPA6120A2 circuitry reduces distortion for a transparent, pure, and immersive sonic experience.
    • Touchscreen Interface: 4.0-inch HD display provides intuitive control with blackout and standby modes for immersive listening and energy efficiency.
    • True Full-Balance Design: Fully differential circuitry from DAC to amplifier guarantees maximum resolution, depth, and clarity across all stages.
    • Customizable Sound Experience: Digital crossfeed and adjustable soundstage allow listeners to fine-tune depth and spatial presentation without analog coloration.
    • Premium Build: Diamond-cut aluminum chassis with CNC machining enhances durability, heat dissipation, and ergonomic control.

Q&A Section

Q: What makes the Luxsin X9 unique compared to other DAC/amps?
A: The X9 combines flagship AK4499EX DAC processing, HP-EQ headphone optimization, full-balance circuitry, and advanced digital sound customization in one device, making it a true reference-grade solution.

Q: Does the Luxsin X9 support high-resolution audio formats?
A: Yes, it supports DSD512 and PCM 768kHz 32-bit via USB, as well as PCM 192kHz 24-bit through HDMI ARC, optical, and coaxial inputs.

Q: Can the X9 optimize sound for my specific headphones?
A: Absolutely. Its HP-EQ technology adjusts EQ in real time and provides profiles for over 2500 headphone models, with custom EQ profiles also supported.

Q: How does the impedance detection feature work?
A: The X9 automatically measures headphone impedance and recommends the ideal gain setting, ensuring accurate performance without affecting sound quality.

Q: Is the Luxsin X9 suitable as a preamplifier?
A: Yes, it functions as a high-quality desktop preamp with XLR, RCA, and subwoofer outputs, making it ideal for home and studio setups.

Q: Can I control the X9 remotely?
A: Yes, it supports infrared remote, wireless phone and PC control, and receives OTA firmware updates for ongoing performance improvements.

Q: Does it include crossfeed and soundstage adjustment?
A: Yes, digital crossfeed and adjustable soundstage depth/width allow you to create a more natural and fatigue-free listening experience.

Q: What type of build quality can I expect?
A: The X9 features a CNC-machined aluminum chassis with a diamond-cut bevel, premium audiophile components, and excellent heat dissipation for durability and style.

Luxsin X9 User Manual

Reviews

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Product Descriptiondown arrow

Product Description

Line Circle
The Luxsin X9 Reference DAC and Headphone Amplifier redefines high-end audio with precision-engineered circuits, audiophile-grade components, and powerful digital innovations. Featuring AK4499EX DAC architecture, HP-EQ headphone optimization, and true full-balance design, it ensures breathtaking clarity, detail, and realism in every note. With versatile connectivity including USB, HDMI ARC, optical, Bluetooth, and analog interfaces, it integrates seamlessly into both home and professional setups. Built with a sleek CNC aluminum chassis and 4.0-inch touchscreen, the X9 delivers a perfect blend of performance, style, and usability.
Get the Details
Features & Specsdown arrow

Features & Specs Line Circle

OUTPUTS
XLR balanced, RCA unbalanced, subwoofer outputs, headphone ports (6.35mm/4.4mm)
INPUTS
USB-B/USB-C, HDMI ARC, optical, coaxial, RCA (unbalanced), Bluetooth 5.0 (AAC/SBC)
DIGITAL TO ANALOGUE CONVERTER
AK4499EX with OPA1612 op-amp stabilization
FREQUENCY RESPONSE
20Hz~20KHz (±0.25dB)
HEADPHONE EQ
HP-EQ real-time hardware-level equalization with 2500+ headphone profiles
SUPPORTED FORMATS
DSD512, PCM 768kHz 32-bit (USB), PCM 192kHz 24-bit (HDMI ARC/Optical/Coaxial)
OUTPUTS
XLR balanced, RCA unbalanced, subwoofer outputs, headphone ports (6.35mm/4.4mm)
INPUTS
USB-B/USB-C, HDMI ARC, optical, coaxial, RCA (unbalanced), Bluetooth 5.0 (AAC/SBC)
DIGITAL TO ANALOGUE CONVERTER
AK4499EX with OPA1612 op-amp stabilization
FREQUENCY RESPONSE
20Hz~20KHz (±0.25dB)
HEADPHONE EQ
HP-EQ real-time hardware-level equalization with 2500+ headphone profiles
SUPPORTED FORMATS
DSD512, PCM 768kHz 32-bit (USB), PCM 192kHz 24-bit (HDMI ARC/Optical/Coaxial)
Expert Insightdown arrow

Expert Insight

Line Circle

The Luxsin X9 delivers reference-level performance with incredible clarity, balance, and immersive soundstage. Its HP-EQ system makes any headphone shine, while the build quality and intuitive touchscreen give it both substance and style. This is a must-have amplifier/DAC for audiophiles seeking precision and versatility in a single unit.

Expert Img
Dylan Crane
Brand Manager
Detailsdown arrow

Details

Line Circle

Luxsin X9 Reference-Grade DAC & Headphone Amplifier

The Luxsin X9 sets a new benchmark for audiophiles, delivering uncompromising performance with a fusion of advanced engineering and refined design. Built for high-fidelity sound enthusiasts, the X9 combines flagship-grade DAC architecture, precision-balanced circuitry, and innovative technologies like HP-EQ and dynamic negative feedback to achieve stunning clarity, depth, and tonal accuracy. Its robust feature set includes a full-color touchscreen, smart control system, wide connectivity options, and a CNC-machined aluminum chassis for both durability and elegance. Whether used as a headphone amplifier, preamplifier, or reference DAC, the Luxsin X9 is crafted to provide pure sound and pure serenity for every listening session.

Read our recommended Best Headphone Amps here.

Specifications

  • DAC: AK4499EX with OPA1612 op-amp stabilization
  • Volume Control: Fully balanced R2R circuit with 0.1dB accuracy
  • Headphone EQ: HP-EQ real-time hardware-level equalization with 2500+ headphone profiles
  • Impedance Detection: Self-developed automatic headphone impedance measurement with gain recommendation
  • Sound Processing: Digital crossfeed, adjustable soundstage depth and width
  • Dynamic Negative Feedback: OPA1612 + TPA6120A2 for reduced distortion and enhanced tonal purity
  • Touchscreen: 4.0-inch full-color display with blackout mode and auto-standby
  • Visuals: Customizable VU meter styles
  • Build: CNC-machined aluminum chassis with diamond-cut bevel design at 15° incline
  • Components: WIMA capacitors, gold-plated electrolytics, femtosecond clock, OCC silver-plated cables
  • Inputs: USB-B/USB-C, HDMI ARC, optical, coaxial, RCA (unbalanced), Bluetooth 5.0 (AAC/SBC)
  • Outputs: XLR balanced, RCA unbalanced, subwoofer outputs, headphone ports (6.35mm/4.4mm)
  • Performance (XLR): 4.2Vrms output, 20Hz–20kHz ±0.25dB, >128dB SNR, THD+N <0.000096%, Crosstalk >-117dB
  • Performance (RCA): 2.1Vrms output, >125dB SNR, THD+N <0.00010%, Crosstalk >-114dB
  • Performance (Headphones): 4–15Vrms output, >128dB SNR, THD+N <0.00016%
  • Control: Infrared remote, wireless phone/PC control, OTA firmware updates
  • Supported Formats: DSD512, PCM 768kHz 32-bit (USB), PCM 192kHz 24-bit (HDMI ARC/Optical/Coaxial)

Key Features List

    • HP-EQ Technology: Automatically adjusts headphone output using real-time EQ for over 2500 headphone models, delivering sound tuned to the Harman curve or user-customized profiles.
    • Precision Volume Control: Balanced R2R circuit ensures 0.1dB left-right channel accuracy, eliminating distortion and preserving perfect stereo balance.
    • Impedance Detection System: Intelligent measurement of headphone impedance with auto-gain adjustment for optimal performance and no impact on sound quality.
    • Dynamic Negative Feedback: Proprietary OPA1612 + TPA6120A2 circuitry reduces distortion for a transparent, pure, and immersive sonic experience.
    • Touchscreen Interface: 4.0-inch HD display provides intuitive control with blackout and standby modes for immersive listening and energy efficiency.
    • True Full-Balance Design: Fully differential circuitry from DAC to amplifier guarantees maximum resolution, depth, and clarity across all stages.
    • Customizable Sound Experience: Digital crossfeed and adjustable soundstage allow listeners to fine-tune depth and spatial presentation without analog coloration.
    • Premium Build: Diamond-cut aluminum chassis with CNC machining enhances durability, heat dissipation, and ergonomic control.

Q&A Section

Q: What makes the Luxsin X9 unique compared to other DAC/amps?
A: The X9 combines flagship AK4499EX DAC processing, HP-EQ headphone optimization, full-balance circuitry, and advanced digital sound customization in one device, making it a true reference-grade solution.

Q: Does the Luxsin X9 support high-resolution audio formats?
A: Yes, it supports DSD512 and PCM 768kHz 32-bit via USB, as well as PCM 192kHz 24-bit through HDMI ARC, optical, and coaxial inputs.

Q: Can the X9 optimize sound for my specific headphones?
A: Absolutely. Its HP-EQ technology adjusts EQ in real time and provides profiles for over 2500 headphone models, with custom EQ profiles also supported.

Q: How does the impedance detection feature work?
A: The X9 automatically measures headphone impedance and recommends the ideal gain setting, ensuring accurate performance without affecting sound quality.

Q: Is the Luxsin X9 suitable as a preamplifier?
A: Yes, it functions as a high-quality desktop preamp with XLR, RCA, and subwoofer outputs, making it ideal for home and studio setups.

Q: Can I control the X9 remotely?
A: Yes, it supports infrared remote, wireless phone and PC control, and receives OTA firmware updates for ongoing performance improvements.

Q: Does it include crossfeed and soundstage adjustment?
A: Yes, digital crossfeed and adjustable soundstage depth/width allow you to create a more natural and fatigue-free listening experience.

Q: What type of build quality can I expect?
A: The X9 features a CNC-machined aluminum chassis with a diamond-cut bevel, premium audiophile components, and excellent heat dissipation for durability and style.

Luxsin X9 User Manual

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Reviews

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