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Experience Music With Ultimate Precision!
The Fosi Audio i5 open-back planar magnetic headphones deliver a technically outstanding performance thanks to an enormous 97 mm planar magnetic diaphragm, an open design for an expansive soundstage and premium materials like walnut and a CNC aluminum housing. They provide clear detail retrieval, dynamic transient response and an audiophile presentation—perfect for discerning music lovers.
Sound Experience
The massive 97 mm driver with an ultra-thin 2 µm diaphragm ensures minimal distortion, fast response and high resolution. Thanks to the open design the soundstage feels airy and instruments are clearly separated—resulting in an immersive listening experience.
Technology & Features
With an impedance of 28 O and a sensitivity of 98 dB/mW the i5 can be driven by portable devices; however, for optimal performance a more powerful amplification (= 500 mW) is recommended to unlock its full potential. The 10 Hz to 50 kHz frequency range gives you a broad reproduction spectrum so even subtle nuances in your recordings become audible.
Design & Comfort
The housing combines elegant walnut with sturdy aluminum—creating a premium look with audiophile appeal. The padding and headband design ensure comfortable wear during long sessions, although the weight of around 550 g should be taken into account.
Headphone Amplifier
The Fosi Audio ZH3 HiFi DAC headphone amplifier is a powerful desktop DAC and headphone amp for high-quality audio setups at a PC, laptop or HiFi system. Equipped with a modern digital-to-analog converter, it delivers precise, detailed playback with high dynamics and very low noise. With multiple inputs like USB, optical or coaxial the amplifier integrates flexibly into different systems, while the robust headphone section reliably drives demanding HiFi headphones. The compact metal housing, quality build and intuitive operation make the Fosi Audio ZH3 a versatile solution for audiophile music lovers, gamers and content creators.
Features
Headphones
- Driver type: planar magnetic driver, diameter 97 mm
- Diaphragm thickness: approx. 2 µm (ultra-thin)
- Impedance: 28 Ω
- Sensitivity: 98 dB/mW @ 1 kHz
- Frequency range: 10 Hz - 50 kHz
- THD (distortion): <1% @ 100 dB SPL
- Open-back design ("Open-Back") for spacious imaging
- Recommended amplifier power: ≥ 500 mW
- Weight: approx. 550 g (without cable)
- Connection cable: 3.5 mm TRS + 6.35 mm adapter included
- Material: walnut finish, aluminum frame, premium padding
Headphone Amplifier
- High-quality digital-to-analog converter for detailed sound
- Powerful headphone amplifier with clear dynamics
- Supports hi-res audio formats (up to 32-bit/768 kHz, DSD512)
- Two headphone outputs: 4.4 mm balanced & 6.35 mm standard
- Compatible with PC, Mac, TV, CD player and more
- Analog and digital inputs (USB, optical, coaxial, phono)
- Outputs for active speakers or power amplifier (XLR & phono)
- Robust aluminum housing with refined finish
- Includes remote control and power adapter
Scope of delivery
- 1 x Fosi Audio i5 Planar Magnetic HiFi Headphones
- 1 x Headphone amplifier
Specification
- Product number 00116376
- Colour Schwarz
Reviews
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Financing
easyCredit Ratenkauf
- 2 to 60 months term
- Financing from 20,10 € / month
- More information about installment purchase
ConsorsFinanz Finanzierung
- 6 to 72 months term
- 0% financing for 63,25 € per month
- More information on financing
| 3 Year warranty | |
| 30 Day Money Back | |
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| Over 2.000.000 satisfied customers |
The hotline is currently not manned. You can reach us again on Wednesday, 20.05.2026 at 09:30.
| Tuesday | 09:30 - 18:00 | |
| Wednesday | 09:30 - 18:00 | |
| Thursday | 09:30 - 18:00 | |
| Friday | 09:30 - 18:00 | |
| Saturday | 09:30 - 13:30 | |
| Monday | Closed |
Different opening times |