S UL307
Weight: kg

HFI 500 DJ



  • These professional headphones offer everything broadcasters, studio musicians, DJ's and everyone could want in a headphone!
  • The Ultrasone HFI 550's offer extreme isolation from the outside world, precise and detailed highs, tight powerful bass, depth and dimension all with an impressive power spectrum
  • With S-Logic technology, these headphones allow for high quality listening at lower levels, reducing the sound DB levels to the eardrum by up to 40%.
  • With a weight of only 9.3 ounces and foldable, they can be taken anywhere


  • Foldable, closed-back superior headphones with S-Logicâ„¢ Natural Surround Sound
  • S-Logicâ„¢ Natural Surround Sound System
  • Reduced magnetic field emissions
  • Standard LE (= Low Emission)
  • Frequency range 10 Hz - 22.000 Hz
  • Impedance 64 Ohm
  • Sound pressure level 100 dB
  • Driver 50 mm Mylar
  • Cord length ca. 3 meters, approx. 9 feet
  • 3, 5/6, 3 mm gold-plated plugs included
  • Weight 265 g, approx. 9.3 ounces without cord
  • Long-term availability of spare parts