Over the years, Audio-Technica's M-Series has become a trusted name in the audio industry, and the ATH-M40x Professional Monitor Headphones continue this legacy. These headphones are meticulously tuned to deliver incredibly accurate audio monitoring across an extended frequency range of 15-24kHz. This ensures that every note and nuance is captured, making them an ideal choice for professional studio tracking, mixing, and DJ monitoring.The ATH-M40x headphones are designed with a focus on superior sound isolation. The closed-back, over-ear design and contoured earcups seal tight against external noise, providing an immersive listening experience with minimal sound bleed. This makes them perfect for use in noisy environments or when you need to concentrate solely on your audio.One of the standout features of these headphones is the swiveling earcups, which offer convenient one-ear monitoring. This flexibility is particularly useful for DJs and audio engineers who need to monitor their audio while staying aware of their surroundings.Engineered with pro-grade materials, these headphones are not only durable but also comfortable. They are designed for long sessions in the studio or on the go, ensuring that your focus remains on your audio, not on adjusting your headphones. The ATH-M40x headphones also come with 9.8' coiled and straight interchangeable cables, offering added flexibility and convenience to suit your needs. Join the ranks of top audio engineers, online reviewers, and cult followers who have discovered the unmatched combination of audio and build-quality that the ATH-M40x Professional Monitor Headphones offer. Experience the difference in your audio sessions, hour after hour, year after year.