Sennheiser HD 518 Open Circumaural Headphones

Sennheiser HD 518 Open Circumaural Headphones

HD518 HiFi Open Back Headphones

The Sennheiser HD 518 hifi headphones developed for audiophile by integrating high quality components ensuring enhanced performance without compromise. The HD 518 headphones from Sennheiser deliver pure audio enjoyment in a package that's comfortable for as long as you want to listen. The open backs of the circumaural ear cups delivers lifelike audio, boosted by Sennheiser's Eargonomic Acoustic Refinement (E.A.R.) technology to enhance the sound by accurately channeling the audio to your ears.. Its ergonomic design ensures total comfort even during extended listening sessions.


  1. Developed by integrating new polymeric anti-vibration materials, the Sennheiser HD 518 eliminates the spurious resonances.
  2. Powerful neodymium magnets and its patented Duofol membranes ensure a rich and natural reproduction with powerful bass.
  3. Super-light aluminum coils, the Sennheiser HD 518 benefits from the latest innovations in electroacoustic ensuring a great dynamic for even more realism.
  4. High-tech drivers designed linear reproduction of the range of audible frequencies, including detailed sound image.
  5. 'Eargonomic Acoustic Refinement' design simulates the effects of full-size speakers at home
  6. Optimum for hours of musical enjoyment without fatigue. OFC high performance cable ensures smooth transmission
  7. Designed for professional stereo equipment, the HD 518s come with a 6.3mm stereo plug, and include a 3.5mm adapter to make them compatible with most smartphones, MP3 and CD players.
  8. Duofol diaphragm technology reduces standing waves inside the speaker capsule that produce unwanted reasonance, rendering the sound cleaner, clearer, and more true to life.
  9. With sound this good, it's a good thing the 518s are designed for comfortable listening. With breathable ear pads and a cushioned headband, the 518s are comfortable for long listening sessions without a break.

SENNHEISER 518 headphones

Technical Details

  • 108 dB max sound pressure level
  • Dynamic, open transducers
  • 3m OFC single-sided cable
  • 6.3mm stereo plug and 3.5mm adapter
  • 14Hz-26kHz frequency response

In the Box

1 headphones HD 518
Jack 6.35 mm → 3.5 mm adapter

About the Author. M Noman (Headphones-Earphones UK) is a ecommerce audio acoustic specialist, and this articles / product description is linked to his profile.

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  • Product Code: HD518
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  • £110.99
  • Ex Tax: £110.99