SENNHEISER HD 660 S review – Best Headphones Under 500
this open-back headphone is very comfortable and simple to wear as its predecessor and it feels as toughest Sennheiser has taken the level of refinement up a notch. They provide an exceptionally natural sound and convenience with detachable conductivity OFC copper cable. It needs some run in time to provide its best, but once done it puts in a consistently satisfying and strong performance. [ .. Read More .. ]