Koss KPH13 On-Ear Headphones, 40 Hz - 20 kHz Frequency Response

The Koss KPH13 active headphones are ideal for on-the-go listening. Part of the Koss Everywear Series, these lightweight, portable headphones feature side-firing elements that promote a smooth, hear-through sound. The over-the-head design adds comfort for long workouts.