Open-Back Studio Reference Headphones with innovative dearVR
  MIX-SE plugin from Dear Reality.
  The perfect mix of clarity, comfort, and
  reliability
  Harnessing decades of Sennheiser engineering expertise, HD 490
  PRO headphones are equipped to handle all the complexities of
  today’s music production, mixing, and mastering. Featuring an
  open-back design that delivers an extremely wide, dimensional
  sound stage and ultra-precise sound reproduction, HD 490 PRO
  studio headphones give you the clarity you need for critical
  listening, so you can make important mixing decisions with
  confidence.
  Full-spectrum audio accuracy
  Achieve enhanced clarity and balance in your masters with
  Sennheiser's innovative Open-frame Architecture, delivering a
  comprehensive, precise, and intelligibly defined audio
  experience. This advancement significantly aids in the
  identification and resolution of issues related to panning
  placement and conflicting frequencies, ensuring a more refined
  final master.
  At the core of each HD 490 PRO earcup is a state-of-the-art
  neodymium magnet and an innovative low-frequency cylinder. These
  components synchronize and work together to deliver full,
  accurate, and clearly defined bass, helping you pinpoint and
  resolve troublesome low-end frequencies that can hinder the
  achievement of meticulously clear mixes and masters.
  Includes dearVR MIX-SE Virtual Mixing Plugin
  HD 490 PRO mixing headphones also include the innovative dearVR
  MIX-SE plugin from Dear Reality, placing you in the “sweet spot”
  and turning your DAW into an ultimate virtual mixing environment.
  dearVR MIX-SE simulates the carefully designed acoustics of ideal
  mixing studios, helping you ensure a balanced, consistent
  translation of your mix on different systems.
  All-day comfort and long-term durability
  Handcrafted and German-engineered with built-to-last components
  and a lightweight, flexible design, HD 490 PRO lets you feel the
  music and forget about the headphones. Carefully engineered
  ergonomics eliminate pressure points while the open-back design
  provides natural ventilation, making hours in the music feel like
  minutes.
  Two sets of switchable ear pads, each with a unique sound
  signature for long hours of mixing and producing, eliminate ear
  fatigue and are designed with sustainability and durability in
  mind — they’re both washable and replaceable.
  HD 490 PRO helps you achieve your full creative vision by
  eliminating audio blind spots, putting you in full control of
  every detail, and ensuring accurate playback beyond the studio.
  - HD 490 PRO includes: 1.8 m cable, mixing ear pads, producing
  ear pads
  
- HD 490 PRO Plus includes: 1.8 m cable, 3 m cable, case,
  mixing ear pads, producing ear pads, extra headband pad
  
  Key Features
  - Backed by decades of Sennheiser engineering, technology,
  research and development
  
- Open-back design with an extremely wide, dimensional sound
  stage and ultra-precise localization 
  
- Uncolored frequency response for honest, dynamic sound
  reproduction across the full spectrum
  
- Innovative low-frequency cylinder system for full, accurate,
  and clearly defined low end 
  
- Precision-engineered ergonomics eliminate pressure points and
  deliver supreme, flexible, lightweight comfort
  
- Sennheiser Open-frame Architecture reduces total harmonic
  distortion (THD) and minimizes resonance, improving audio
  accuracy
  
- Includes Dear Reality dearVR MIX-SE plugin, turning your DAW
  into an ultimate virtual mixing environment via advanced spatial
  audio technology
  
- Two unique sets of ear pads for producing or mixing help
  eliminate ear fatigue and pinpoint frequencies 
  
- Sustainability-inspired with washable, replaceable pads and
  FSC-certified, forest-friendly packaging
  
- Geometrically angled earcup design optimizes transducer
  placement for a consistent listening experience 
  
- State-of-the-art neodymium magnets for superior driver
  performance and efficiency
  
- Patented cable coil structure blocks cable-borne noise,
  ensuring the clearest signal
  
- Ultralight voice coil for remarkably authentic and dynamic
  audio reproduction
  
- Right and left ear jacks with detachable cable easily adapts
  to any studio configuration
  
- Patented accessibility features: braille-guided L/R earcups
  and grooved ear pads for eyeglasses