Austrian Audio Hi-X65 – Open-Back High-Excursion Reference Headphones

The Hi-X65 brings Austrian Audio’s “High Excursion” driver technology into an open-back form, optimized for mixing, mastering, and serious listening. Handmade in Vienna with repairable components and careful craftsmanship, it offers spacious imaging, low distortion, and lasting comfort.

Key Features

• High Excursion proprietary drivers (44 mm): Improved airflow, reduced distortion, and tight impulse response via a ring magnet and copper-clad aluminum voice coil
• Open-back acoustic design: Delivers a more natural, spacious soundstage suited to critical listening
• Detachable dual cables: Includes 3 m and 1.2 m replaceable cables for flexible setups
• All-metal hinges & headbow: Durable design ensures stability even under folding and daily use
• Foldable and serviceable: Compact for storage; every part can be repaired or replaced over time
• Memory-foam earpads & headband cushions: Soft, breathable, and comfortable even in extended sessions

Customer Benefits

You’ll get a headphone that feels open, alive, and revealing across the full frequency spectrum. Because the design is modular and serviceable, it’s built to last and adapt over time. The light clamping force and plush pads support long editing or mixing stints with minimal fatigue.

Quick Specs

• Frequency range: 5 Hz – 28 kHz
• Sensitivity: 110 dB SPL/V
• Total harmonic distortion: < 0.1% @ 1 kHz
• Impedance: 25 Ω
• Max input power: 150 mW
• Cables: 2 detachable (3 m + 1.2 m)
• Weight (without cable): 310 g

What’s in the Box

• Austrian Audio Hi-X65 headphones
• 3 m detachable cable
• 1.2 m detachable cable
• 3.5mm to 6.3mm (1/8" to 1/4") adapter
• Carrying pouch
• Documentation

Use Cases / Ideal For

Ideal for studio engineers, mix and mastering professionals, and audiophiles who want open-back clarity, reference-grade precision, and a headphone that can be maintained over years.

Compatibility

Works with any headphone output on audio interfaces, headphone amplifiers, or DACs supporting 25 Ω loads. Its sensitivity allows versatile pairing, while a dedicated amp provides the best results for professional use.

Pros & Cons

✅ Pros:

• Open, airy imaging with low distortion
• Modular and fully serviceable design
• Comfortable for long sessions with plush pads
• Robust build with metal components and folding design

⚠️ Cons:

• Open-back design provides little isolation
• Requires a capable amplifier for best performance
  

The Austrian Audio Hi-X65 delivers a rare blend of openness, precision, and durability. Whether you're mixing, mastering, or simply savoring music, it offers reference-level performance in a headphone built to last—available at Soundium.