Type: Stereo / DJ Driver Unit: 40mm Frequency Response: 6Hz-26KHz Input Impedance: 32 ohms Sensitivity: 115 dB/mW Cord Length: 3.94 ft. / 1.2m Weight: 8.54 oz. Features: Clear sound reproduction with highly rigid carbon housing of excellent anti-resonance properties Deep bass sound reproduction with carbon compound diaphragm Excellent sound isolation and comfortable fit with memory foam ear pads Stainless steel headband for secure fitting Twistable housing for DJ-style monitoring Pure copper cord with gold-plated iPhone-compatible plug Gold plated iPhone-compatible slim plug