How to Use: Plug and play. Specification: Item Type: Gaming Headset Material: ABS + Artificial Leather Cable Length: Approx. 2m/6.5ft±15% Speaker Size: Approx. 50mm/1.9in Model: X15 Pro Headphone Jack: USB + 3.5mm/0.1in Impedance: 15O±15% Sensitivity: 102±3dB Frequency Range: 20Hz-20kHz Directivity: Omnidirectional Working Voltage: DC 5V±5% Working Current: =180mA Package List: 1 x Gaming Headset 1 x Manual Note: Manual measurement, please allow some errors.All Over Ear Design: The gaming headphone adopts a full over ear large earmuff design, with excellent sound insulation, cool and comfortable, and can reduce heat accumulation. Soft Comfortable: Adaptive suspension head beam, light and soft, without head pressure, comfortable to wear all day, wired earphones are especially better for glasses wearers. Omnidirectional Microphone: The omnidirectional high definition microphone can be freely curved design, you can easily adjust the speaking position to find a better receiving point. Surround Sound: Virtual surround sound, precise sound positioning, high definition noise reduction, no noise in the call voice, smoother and unobstructed communication. Breathing Light: Professional gaming headset, with breathing gradient light effect, wearing it when playing games is more cool and enhance your gaming experience.