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HD 400 PRO

Article No. 700047

Open-back studio headphones with angled drivers for accurate, spacious sound and long-session comfort.

The HD 400 PRO is a pair of open-back studio headphones engineered to reveal every detail in your mix. With a wide frequency response, angled transducers, and a neutral, transparent sound signature, the HD 400 PRO delivers the clarity and spatial accuracy audio professionals rely on. Lightweight and supremely comfortable, it stays out of the way so you can stay in the zone.
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Features11

  • Open-back design for natural stereo image and accurate monitoring
  • Angled transducers replicate the optimal speaker setup
  • Neutral, balanced sound signature for mix clarity
  • Wide frequency response: 6 Hz – 38 kHz
  • Lightweight, comfortable design with soft velour ear pads
  • Detachable coiled cable (3m) with 6.3 mm adapter included
  • Designed for mixing, tracking, and critical listening
  • Replaceable earpads and components for long-term use
  • 120 dB SPL / 120 Ohm impedance—compatible with studio gear
  • Engineered in Germany, assembled in Europe
  • Backed by Sennheiser’s 2-year warranty

Top Specs

  • Max. sound pressure level110 dB (1 kHz / 1 V RMS)
  • Transducer typeDynamic
  • Wearing styleOver-ear
  • ConnectionWired
  • Connectors3.5mm

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