Pure. Professional. Performance.
The M-Series ATH-M40x professional monitor headphones are tuned flat for incredibly accurate audio monitoring across an extended frequency range. Your studio experience is enhanced with superior sound isolation and swiveling earcups for convenient one-ear monitoring. Engineered with pro-grade materials and robust construction, the M40x excels in professional studio tracking and mixing, as well as DJ monitoring. 
More About the M-Series Headphones
Critically acclaimed M-Series professional monitor headphones deliver 
accurate audio and outstanding comfort, perfect for long sessions in the studio 
and on the go. Contoured earcups seal tight for excellent sound isolation, with 
minimal bleed. And the pro-grade materials are durable, yet comfortable. Find 
out why online reviewers, top audio engineers, and cult followers agree, 
M-Series is an unmatched combination of audio and build-quality that gets the 
job done. Hour after hour, year after year. 
Features:
 - Cutting-edge engineering and robust construction
  
 - 40 mm drivers with rare earth magnets and 
 copper-clad aluminum wire voice coils
 
 - Tuned flat for incredibly accurate sound monitoring 
 across the entire frequency range
 
 - Circumaural design contours around the ears for 
 excellent sound isolation in loud environments
 
 - 90° swiveling earcups for easy, one-ear monitoring
 
 
 - Professional-grade earpad and headband material 
 delivers more durability and comfort
 
 - Collapsible for space-saving portability
 
 - Detachable cable (includes 1.2 m - 3.0 m coiled 
 cable and 3.0 m straight cable)
 
 - For professional studio tracking and mixing, as well 
 as DJ monitoring
 
Specifications:
 
  | 
  Type | 
  
  Closed-back dynamic | 
 
 
  | 
  Driver Diameter | 
  
  40 mm | 
 
 
  | 
  Magnet | 
  
  Neodymium | 
 
 
  | 
  Voice Coil | 
  
  CCAW (Copper-clad aluminum wire) | 
 
 
  | 
  Frequency Response | 
  
  15 - 24,000 Hz | 
 
 
  | 
  Maximum Input Power | 
  
  1,600 mW at 1 kHz | 
 
 
  | 
  Sensitivity | 
  
  98 dB | 
 
 
  | 
  Impedance | 
  
  35 ohms | 
 
 
  | 
  Weight | 
  
  240 g (8.5 oz), without cable and connector | 
 
 
  | 
  Cable | 
  
  Includes two interchangeable cables: detachable 1.2 m - 3.0 m (3.9' - 
  9.8') coiled cable and detachable 3.0 m (9.8') straight cable | 
 
 
  | 
  Accessories Included | 
  
  Protective carrying pouch, 6.3 mm (1/4") screw-on adapter | 
 
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