Koss RUK 50B Full-Sized Stereophone with Leatherette Cushions BLUE

Koss RUK 50B Full-Sized Stereophone with Leatherette Cushions BLUE Product Overview: Koss RUK 50B Full-Sized Stereophone with Leatherette Cushions for Enhanced Sound, Blue Features: Adjustable padded Headband for great comfort & a straight entry 4ft cord with 3.5mm plug. Folds Flat for compact convenient storage and portability. Impedance: 32 Ohms. Wide frequency response (20 - 20,000 Hz) and deep bass; available in an array of colors. Sensitivity: 99 dB SPL. Details Product Dimensions: 9.6 x 2.4 x 8.2 inches Item Weight: 8.5 ounces Shipping Weight: 9.9 ounces Manufacturer: Koss Item model number: Ruk 50B