Type: Over the Ear Frequency Response: 8Hz-25KHz Input Impedance: 32 ohms Sensitivity: 101 dB/mW Cord Length: 10.5 feet Weight: 5.26 oz. Features: RING PORT structure Large 40mm neodymium driver unit Excellent sound isolation obtained through sound-insulating ear pads Gold plated iPhone compatible plug 3.9ft pure copper cord 6.6ft extension cord and 6.3mm plug adapter included 2-way foldable design Maximum Input Capability: 1000mW(IEC) Magnet type: Neodymium