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Fosi Audio i5 + Luxsin X9
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Fosi Audio i5 + Luxsin X9

Original price was: $1,688.00.Current price is: $1,499.00.

Experience high-fidelity with the Fosi Audio i5 planar magnetic headphones, built around a massive 97mm driver and 44 neodymium magnets for rich, immersive sound. Paired with the Luxsin X9 flagship DAC, headphone amp, and preamp featuring AK4499EX decoding, HP-EQ tuning, and real-time impedance checks, this bundle delivers reference-grade performance and clarity.

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Description

The Luxsin X9

The Luxsin X9 sets a new benchmark in desktop audio. Designed for audiophiles who demand sonic excellence and system flexibility, this fully balanced DAC, headphone amplifier, and preamplifier integrates cutting-edge components and intelligent features for a refined and immersive listening experience.

  • Advanced HP-EQ Tuning: Real-time EQ compensation aligned with the Harman target curve and a database of 2,500+ models.
  • Precision Volume Control: Balanced R2R circuit with 0.1dB accuracy ensures perfect channel matching.
  • Impedance Auto-Detection: Automatically measures headphone impedance and suggests optimal gain.
  • True Flagship DAC: AK4499EX DAC + OPA1612 op-amp, THD+N -120dB, 128dB dynamic range.
  • Crossfeed & Adjustable Soundstage: Digital crossfeed with soundstage width and depth control.
  • Elegant Touchscreen: 4.0″ 1080P full-color screen with blackout mode and auto-standby.
  • Smart Visual Feedback: Customizable VU meter reflects your music in real time.
  • Full-Balanced Architecture: Differentially balanced design from input to output.
  • RTOS-Based Smart Control: Low-latency OS with remote, wireless, and OTA updates.
  • Dynamic Negative Feedback: Proprietary circuit reduces distortion and improves detail.
  • Elegant CNC Design: Diamond-cut chassis with 15° incline for ergonomics and style.

Inputs: USB-B/C, HDMI ARC, Optical, Coaxial, RCA Analog
Outputs: XLR, RCA, dual subwoofer
Formats: PCM 768kHz/32-bit, DSD512, DoP64
Bluetooth: BT 5.0 (SBC, AAC)

Fosi Audio i5

Meet the Fosi Audio i5, a full-size open-back headphone engineered for audiophiles who demand uncompromising clarity, dynamics, and comfort.

  • 97mm Planar Magnetic Driver: 2-micron diaphragm for low distortion and lifelike soundstage.
  • 44 N50 Neodymium Magnets: Stable magnetic field for fast transients and dynamic range.
  • Target Sputtering Technology: Enhances responsiveness and sonic clarity.
  • Acoustic Damping Rear Chamber: Reduces resonance for natural imaging.
  • Ergonomic Comfort: Breathable earpads, memory metal headband, and silicone adjustment.

Driver: Planar Magnetic
Design: Open-back, full-size, wired
Frequency Response: 10Hz – 50kHz
Max SPL: >120 dB
THD: <1% @ 100 dB SPL
Sensitivity: 98 dB/mW @ 1kHz
Impedance: 28Ω
Recommended Power: >250mW (min. 100mW)
Weight: 550g

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