When you're in the real game every second is precious and every sound counts. Ozone OXID is the ultimate solution in gaming headsets for advanced users. The closed earphones let you concentrate on the game and the included mic follows your intuition when you need to get in full cooperation with your team mates. Ozone OXID gives you full control at the tips of your fingers with its unique inline controller. This controller give you access to a volume wheel, a mute switch, a subwoofer switch, a multimedia control and a microphone on/off switch. Ozone OXID has been engineered to fit your head in comfort during hard gaming sessions. The adjustable headband is made of soft materials for comfort and its perforated material makes it right for long time use - no heat, no slip, just gaming. Microphone - Mic Dimensions: ø6.0 x 2.8mm - Directivity: Omnidirectional - Impedance: ?2.2K? - SPL: -38dB±3dB Headphones - Driver Dimensions: ø40mm - Impedance: 32? - Frequency Response: 20~20kHz - Sensitivity (SPL): 96dB±3dB General - Cord Length: ?3.0m - Plug: USB - Net Weight: 310g - Compatible with Microsoft Windows XP / Vista / 7 / Mac OS X