Koss UR40 Over-Ear Headphones — Hybrid Design, Dual-Entry Straight Cable

Koss UR40 over-ear headphones built with a hybrid design and a straight, dual-entry cable. Cable length: 4ft. Frequency response: 15-22,000 Hz. Impedance: 60 ohms. Sensitivity: 98 dB SPL/1mW. A compact, over-ear solution that delivers reliable sound performance across the audible range while keeping the original Koss UR40 specification set intact.