• Design Your Music with these professional, unbiased, fine-tuned Studio Headphones
• Aluminum Construction - comfort and durability meet in this lightweight headphone
• Dual Choice Entry - choose either left of right cord entry and monitor through multiple headphones with a unique pass-through feature
• Contour Sealing Cushion - the unique D-profile closes gaps around the ear, improving comfort, fit, isolation, and sound
• Koss SLX40 Dynamic Element precisely tuned to accurately convey the sound produced in the studio. Connectivity Technology: Wired Detachable