Increased Bass Response and Frequencies</br>Innovative Sound-Isolation Chamber Isolating Low & Mid Frequencies</br>Each Earpiece Swivels up to 90 degrees and Flips 180 degrees</br>Easy Fold-away Structure Design</br></br>Product Description</br></br>Professional DJ Headphones</br><br/>http://www.amazon.com/gp/product/B00A2A0OFY