Closed-Back Circumaural Headphones with Collapsible Design, Swivel Earcups, 40mm Neodymium Magnet Drivers, Straight and Coiled Cables, 1/4" Adapter, and Carrying Pouch
 
Audio-Technica ATH-M40x Headphones Features at a Glance:
Robust build quality and cutting-edge technology
15Hz-24kHz frequency response
40mm drivers with rare-earth neodymium magnets and copper-clad aluminum wire voice coils
Tuned for flat response and superior accuracy across the entire frequency range
Circumaural design contours around the ears for excellent isolation in loud environments
90-degree swiveling earcups for easy one-ear monitoring
Professional-grade earpad and headband materials give you comfort and durability
Collapsible design gives you space-saving portability
Detachable cable (includes 1.2m-3m coiled and 3m straight cables)
Optimized for tracking, mixing, and DJ monitoring
Includes carrying pouch and 1/4" screw-on adapter
 
Tech Specs
Type:   Wired 
Open/Closed:   Closed 
Fit Style:   Circumaural (Around the Ear) 
Driver Size:   40mm 
Noise Attenuation:   Passive Noise Isolating 
Frequency Response:   15Hz-24kHz 
Impedance:   35 ohms 
Connectivity:   1/8", 1/4" adapter 
Cable Type:   Straight, Coiled 
Cable Length:   9.8' 
Detachable Cable:   Yes 
Features:   Swivel Earcups 
Foldable:   Yes 
Color:   Black 
Case/Bag:   Carry Pouch 
Weight:   0.53 lbs. (without cable and connector) 
Manufacturer Part Number:   ATH-M40x