Sennheiser PC166 Binaural open-air USB Pro Gaming Headset

The PC 166 USB Stereo multimedia Headset was designed in cooperation with leading Professional Gamers to fulfill their very demanding requirements. The USB adapter, with Integrated Sound card chip, plugs into any USB port to ensure marvelous sound no matter where you play. Includes: Microphone windscreen, 2 adaptors to 3.5mm stereo jack for both voice and mic PC sockets Open air speaker system, like that of Sennheiser open headphones, provide sensational acoustics ideal for professional gaming USB adapter with integrated Sound card chip ensures superb sound independent of where you play XXL size velour padded ear caps for optimum comfort even after extensive gaming sessions Gives you the unique 3-D, 360-degrees sound experience ? sound from all sides including above and below Adjustable, bendable and pivotable microphone makes the voice more clear and increases comfort and flexibility Noise-cancelling microphone provides high speech clarity and voice recognition by filtering out noise around you In-line volume control and mic Mute Switch to keep sound at right level or have a side conversation in privacy Equipped with a single-sided extra thick cable for maximum robustness Headphones Frequency Response: 15 ? 23, 000 Hz Impedance: 32-ohms Sound pressure: 118 dB Microphone Frequency Response: 80 Hz ? 15, 000 Hz Sensitivity: 38 dBV/Pa Impedance: 2k-ohms System Requirements: Win 98 SE and Mac