Type: Monitor Headphone Driver Unit: 30mm Frequency Response: 10Hz-25KHz Input Impedance: 32 ohms Sensitivity: 116 dB/mW Cord Length: 3.9 ft. Weight: 2.79 oz. (w/o cord) Features: 1000mW max. input power SLIMZ concept - thin & lightweight design Newly developed Hybrid Diaphragm provides powerful bass/ clear treble Comfortable wide headband Fold-Flat Design Soft headpad for comfortable wearing