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Fosi Audio i5 Open-Back Planar Magnetic Headphones

Fosi Audio i5 Open-Back Planar Magnetic Headphones

- Nano diaphragm, studio-grade sound
- 97mm driver, extreme detail resolution
- Ergonomic fit, all-day comfort
- Walnut build, premium craftsmanship
- Open-back, expansive soundstage accuracy

HK$4,299.00
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Pre-order will arrive within 3 - 4 weeks.
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Fosi Audio i5 Open-Back Planar Magnetic HeadphonesDemocratizing Planar Sound

The i5 was born from our mission to makeplanar magnetic headphones more accessible—without compromising on soundquality, comfort, or design. Over a year of in-house development and acoustictuning led to a headphone that delivers exceptional clarity, low distortion,and lifelike detail.

 

Transducer Type: Planar Magnetic Transducer

Maximum SPL: ≥ 120 dBSPL

Frequency Response: 10 - 50,000 Hz; THD:< 1% @100dBSPL

Sensitivity: 98 dB/mW @1kHz; NominalImpedance: 28 Ω

Recommended Power: ≥ 500 mW

 

Fosi Audio i5 Open-Back Planar Magnetic Headphones

Description

Immersive Listening, Pure Original Sound :Experience studio-grade audio fidelity with nano-thin diaphragm and stealthmagnets. Precision acoustics deliver high-resolution, low-distortion sound forlive-performance realism

 

97mm Ultra-Large Diaphragm :Industry-leading 97mm driver at 2μm thickness reveals microscopic details.Magnetron-sputtered silver alloy coating enhances clarity while ensuringlong-term sonic consistency and durability

 

Ergonomic Design, Long-Lasting Comfort :Memory-steel headband with multi-axis pivoting earcups adapts instantly.Silicone sliders enable micro-adjustments. Breathable protein leather ear padseliminate fatigue during extended sessions

 

Refined Craftsmanship : Handcrafted walnutwood chambers paired with CNC-milled aluminum frame. Genuine sheepskin headbandand signature S-design accents exude understated luxury and timelesssophistication

 

Precision Magnetic Control : 44 N50neodymium magnets ensure razor-sharp transients. Acoustically transparentopen-back grille minimizes resonance for expansive, holographic soundstage withstudio-grade accuracy

Fosi Audio i5 Open-Back Planar Magnetic Headphones

l   Fosi Audio i5 - 97mm Nano-Level Diaphragm

l   Fosi Audio i5 - Ergonomic Design

l   Fosi Audio i5 - Refined Craftsmanship

l   Fosi Audio i5 - 44 Symmetric Magnets, N50 High-Strength Magnets forNatural Sound

l   Fosi Audio i5 - Rigid Acoustic Mesh

l   Fosi Audio i5 - Detachable Cable Design

Fosi Audio i5 Open-Back Planar Magnetic Headphones


Original Hong Kong Authorized Product with 1-Year Warranty.

There is no additional details for this product.

Delivery Options

  • Taiwan Taoyuan
  • 美國USA
  • Portugal (Shipping Durations: 7-14 working days)
  • S.F. Express - Office / Home Delivery
  • S.F. Express - EF Locker Pickup
  • S.F. - Business Station
  • S.F. Express - Store Pickup
  • Macau (S.F. Express/Driver delivery)
  • Self Pick-up (Lai Chi Kok)

Payment Options

  • Visa / MasterCard Credit Card
  • AlipayHK
  • FPS
  • Google Pay
  • Apple Pay
  • WeChat Pay HK
  • Bank Transfer／ATM
  • UnionPay
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