PHILIPS Fidelio X3 Studio Monitor Headphones – Open-Back, 50mm Diaphragms, Premium Finish

Experience a concert-hall listening space in your studio

Like a concert hall for your ears, the Fidelio X3 headphones blend feather-light comfort with pristine tuning. They invite you to hear the breath of a performance and the texture of a fretboard with transparency you can feel. When you slip them on, you may notice a wide, natural image and an uncolored reference for critical listening that supports nuanced decision-making during recording and mixing.

Open-back design, detailed dynamics, and clear space

The X3 features an open-back design paired with a wide soundstage. A 50 mm multi-layer diaphragm with dampening gel delivers bright, detailed highs, smooth mids, and impactful bass that stays controlled. The result can help you hear micro-variations in performances and assess tonal balance without masking textures in the bass region.

Hi-Res clarity with thoughtful materials

Hi-Res Audio certification signals high-fidelity potential when wired to a compatible source. The acoustically transparent Kvadrat fabric on the back supports an airy feel, reducing pressure buildup behind the diaphragms and contributing to a more expansive sense of space during playback and reference checks.

Premium materials with responsible finishing

The finish combines luxury and responsibility—Muirhead Scottish leather on the headband and carefully sourced materials create a premium aesthetic without compromising ethics. The lightweight construction aims to keep fatigue low during extended sessions.

Flexible connectivity for studio and mobile workflows

Balanced and unbalanced inputs ensure compatibility with your favorite headphone amp or a mobile device. Detachable 3 m oxygen-free cables are included, along with a 3.5–6.3 mm adapter clip for quick routing across gear setups.

What you might notice in practice

In practice, you may hear a transparent stage, precise detail across highs and mids, and a grounded sense of impact that supports reference monitoring without overpowering the mix. The open-back design can help you perceive space around instruments, aiding decisions during tracking and mixing sessions.

At a glance

• Open-back design with Kvadrat fabric for transparent acoustics
• 50 mm multi-layer diaphragms with dampening gel for detailed highs
• Hi-Res Audio certified for high-fidelity playback
• Premium leather headband with responsibly sourced materials
• Detachable balanced and unbalanced cables (3 m) included
• 3.5–6.3 mm adapter clip included