Sennheiser IE 900 | In-Ear Headphones - OnWard PH

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Sennheiser IE 900 In-Ear Headphones

Every Detail Matters.

The new IE 900 from Sennheiser sets a new benchmark in portable audio fidelity through technical innovation (X3R technology), meticulous attention to detail, and an uncompromising demand for perfection.Every aspect of the IE 900 has been engineered to work in harmony to achieve the desired acoustic tuning and to reduce resonances and masking effects. Its acoustic design ensures brilliant, natural high-end sound reproduction and reveals even the finest details in the music.


  • New benchmark in portable audio
  • Ultimate precision & craftsmanship
  • Made in Germany
  • X3R technology: True
  • Response transducer combined with three Helmholtz resonator chambers and acoustic vortex
  • Precision-milled and anodized aluminum housingHand-assembled at Sennheiser´s headquarters
  • Gold-plated Fidelity (+) MMCX connectors for improved stability
  • Choice of para-aramid reinforced cables (2.5 mm, 3.5 mm, 4.4 mm)
  • Adjustable ear hooks and choice of ear adapters including memory foam

Technical Specifications

  • Impedance: 16 Ω
  • Sound pressure level (SPL): 123 dB (1 kHz, 1 Vrms)
  • THD, total harmonic distortion: <0.05% (94 dB, 1 kHz)
  • Cable length: 125 cm
  • Transducer principle: single dynamic driver, pressure chamber
  • Weight: 4 gTechnology: unique X3R technology
  • Housing: One-piece precision-milled aluminum housing
  • Warranty: global 2-year warranty
  • Connector: Fidelity (+) MMCX
  • Ear coupling: Ear canal
  • Frequency response: 5 Hz – 48,000 Hz (-10 dB)

What's in the box

  • IE 900 in-ear headphones
  • Balanced para-aramid reinforced cable with 2.5mm connector
  • Unbalanced para-aramid reinforced cable with 3.5mm connector
  • Balanced para-aramid reinforced cable with 4.4mm connector
  • 3 pairs of silicone ear adapters (S, M, L)
  • 3 pairs of foam ear adapters (S, M, L)
  • Premium carry case with metal serial no. plate
  • Cable clip, Cleaning tool & Cleaning cloth
  • Presentation box with signed customer certificate & User manuals


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