Cord Length: 7 feet Headphone Frequency Response: 20Hz–20KHz Headphone Input Impedance: 32 ohm Microphone Impedance: ~2.2K ohm Microphone Frequency Response: 100Hz-16KHz Features: Voice recognition certified In-line volume and mute control DNCT4: Direct Noise Canceling Microphone Technology Stereo headset Adjustable headband 180 degree microphone Velvet ear pads Adjustable boom arm Ambidextrous design (wear on right or left side). Parts: 1 year limited Labor: 1 year limited