Type: Earbud Frequency Response: 60Hz-20KHz THD: Input Impedance: 32 ohms Sensitivity: 98dB S.P.L. at 1KHz Cord Length: 4 ft. Features: Ultra-lightweight, the KE5 is the perfect accessory for portable use. A 4-foot straight cord and L plug provide flexibility and reliability for active use. The KE5 is the perfect travel companion designed to fit into anyone's price range or travel plans.