Koss CS100 Speech Recognition Computer Headset Full range of sound brings games to life Dynamic element delivers high sensitivity and reduced distortion for premium sound at all volume levels Improved signal transmission and conduction for cleaner, clearer sound Ear cushions create balanced, open, hear-through sound, maximizing comfort and evenly distributing sound Independent 3.5mm plugs for easy headphone and microphone connection (Not USB)8 foot cord maximizes movementElectret noise cancelling microphone Covered under the Koss Stereophones Limited Lifetime Warranty