The Koss KPH7 On-Ear Headphones - Black have a lightweight design that delivers the full power of the sound of Koss. They deliver incredible sound performance, and are ideal for listeners seeking ultra-light headphones. The Koss KPH7 on-ear headphone is equipped with dynamic elements for an extended frequency response. They feature an over the head design with contemporary style. Perfect for use with portable MP3 players or iPods, the KPH7 is the perfect headphone. Specifications80