PC HeadSet + Mic - USB - Gaming - Stereo SurroundTT eSports - Plug & Play Stereo Gaming Headset - Shock Gaming HeadSet - Diamond Black - HT-SHK002ECBLFeatures:- Stereo Surround Sound: In-Style Plug & Play Stereo Gaming Headset- 40mm Speaker driver with enhanced bass performance- Innovative Noise Cancelling microphone for the best in-game communications- In-line Control Box for instand sound control- Adjustable Headband: Perfectly fit to all head size- Foldable Design provides easy transportation- Gold-Plated 3.5mm Jack connectorSpecifications:Headphone:? Driver unit: 40mm? Frequency Response: 20Hz~20 KHz? Impedance: 32 ohm? Sensitivity: 114+/-4 dB? Max. input: 100mWMicrophone:? Characteristic: Bi-directional (Noise canceling) ? Directivity: Uni-direc