Description: 7.1 Virtual Surround Sound: 50mm speaker unit, independent USB DSP audio sound card with 7.1 surround sound; all game sound effects & details will come to your ears to provide immersive gaming experience.  Noise Cancelling Mic: Enjoy the gaming time or communicate with your friends via crisp noise cancellation omnidirectional microphone. 360° gaming headphones accurately capture your vocie and convey in without annoying.  Multifunctional Control: The gaming headphones with in-line control design, volume adjuster, mic ON/OFF. You can adjust the sound effect combined with the audo driver software(Software is easy to download and install for 7.1 surround sound effect).  High Quality Gaming Headphone: The PC headset has sturdy construction, stainless steel head beam, adjustable headband, flexible microphone, thick memory foam ear cushion pads, big & soft earmuff. Exclusively for professional gamers, you can enjoy a long & comfortable gaming session.  Wide Compatibility: The stereo headset with 3.5mm jack plug, and equipped with sound card to USB adapter cable as well as sound card to dual 3.5mm audio/mic adapter cable, widely compatible with PC, laptops, smartphones, tablets, game controllers, etc.     Specification: Color: Black.     Headphone: Frequency response: 20-20.000 Hz.  Impedance: 32 2±15%.  Type: 7.1 Sound USB.  Sensitivity (1 kHz): 1003dB.  Drivers: 53mm.  Inner ear cup diameter: 53mm.  Connection type: 3.5mm with usb/double 3.5mm converter cable.  Cable length: 1.1m.  Max power: 100mw.     Microphone: Frequency response: 50 Hz-16kHz.  Direction: Omnidirectional.  Sensitivity (1 kHz): -58 ± 3 dB.     Package Includes: 1 x Headset.  1 x Doule 3.5mm Converter Cable.  1 x USB Converter Cable