The AKG K240 Studio professional over-ear, semi-open studio headphones are designed for professional applications such as mixing, mastering and playback.
 
Product Description
The Studio Version Of These Classic Hi-fi Stereo Headphones Uses XXL Speakers With Varimotion Diaphragms For Higher Sensitivity, A Wider Dynamic Range, And Higher Sound Levels. Other Features Include Semi-open Earphones, A Solid Bass Range, Clear Highs, and Excellent Comfort.
 
Semi-open, circumaural design
XXL speakers with patented Varimotion technology for crisp, detailed sound
Self-adjusting headband fits virtually any head size
Thick around-ear cushions for lasting comfort
Single-sided detachable cable resists tangles and offers easy replacement
Gold-plated stereo 3.5mm mini plug with 1/4" adapter for compatibility with a variety of consumer and professional devices