Audio Technica ATH- M20X

The Audio-Technica ATH-M20x are budget-friendly, closed-back professional monitor headphones designed for tracking and mixing, featuring 40mm drivers, a 15–20,000 Hz frequency response, and 47-ohm impedance. They offer enhanced low-frequency performance, solid isolation with a 190g lightweight design, and a 3.0m attached cable. 

Key Features and Performance

Audio Quality: Tuned for studio monitoring with an emphasis on low-frequency performance.
Design: Circumaural (over-ear) design contours around the ears for superior sound isolation in loud environments.
Build: Durable, lightweight construction suitable for long, daily sessions, featuring 15° swiveling earcups.
Cable: A 3.0-meter (9.8-foot) attached cable with a single-sided exit.
Accessories: Includes a 6.3 mm (1/4") snap-on adapter in addition to the standard 3.5mm plug. 
Pros and Cons
Pros: Highly affordable, balanced sound, good sound isolation, durable, and comfortable for extended use.
Cons: The cable is not detachable, they can feel "plasticky," and they may not be comfortable for all users over very long periods. 
The ATH-M20x is considered an excellent, entry-level option for home studios, podcasting, and general listening.