The Audio-Technica ATH-M40x headphones are crafted for professional studio tracking, mixing, and monitoring, offering exceptional sound isolation and accurate flat response reproduction. Equipped with 40 mm drivers featuring rare earth magnets and copper-clad aluminum wire voice coils, the ATH-M40x delivers crystal-clear audio across an extended frequency range. Its closed-back, circumaural design ensures excellent sound isolation and comfort, while the 90 degree swiveling earcups facilitate convenient one-ear monitoring. The collapsible design and detachable cables, including a 1.2 m to 3.0 m coiled cable and a 3.0 m straight cable, add to its versatility and portability. Combining cutting-edge engineering with robust construction, the ATH-M40x provides reliable, high-quality performance for both studio and on-the-go use. Dimension: 4.72x8.86x9.06 inches Weight: 1.9 pounds Type: Closed-back dynamic Driver diameter: 40mm Frequency response: 15 - 24,000 Hz Maximum input power: 1,600 mW at 1 kHz Sensitivity: 98 dB Impedance: 35 ohms Weight: 240g (without cable) Cable: 1.2m-3m coiled, 3m straight cables Connector: Gold-plated stereo 1/8” (3.5 mm) connector with strain relief Cable - detachable: Yes Magnet: Neodymium Voice coil: CCAW (Copper-clad aluminum wire) Folding/collapsible: Yes Accessories included: Screw-on 1/4” adapter Austin Bazaar appreciates your purchase by adding necessary accessories. This bundle comes with a case and a pouch so you can keep your headphones safely packed away when you're on the go. Contains a stand to place your headphones, preventing tangling and damage. An Austin Bazaar polishing cloth is included to keep your headphones in mint condition.