Features: Advanced 7.1 virtual surround sound engines with USB plug. High precision 40mm driver, bring you vivid sound field, sound clarity, sound shock feeling, capable of various games. Earmuffs used with skin-friendly leather material, and super soft Over-ear pads that is more comfortable for long time wear. Glaring LED lights are designed on the earcups, highlighting the atmosphere of the game. Braided wire, durable tensile effectively reduce the external resistance; Velcro cable tie, prevent the line twining. Little smart in-line Remote Control for sound volume, LED light and microphone. Exquisite craftsmanship and fashion appearance. Professional gaming headset for your choice. Specifications: Model: KOTION EACH G9000 USB 7.1 Version Driver diameter: 40mm Sensitivity: 108dB +/- 3dB at 1KHz Impedance: 32 +/- 15ohm Frequency range: 15Hz-20KHz Mic dimension: 6.0 * 5.0mm Mic sensitivity: -38dB +/- 3dB Mic impedance: 2.2kohm LED working voltage: DC5V +/- 5% Headset interface: USB Cable length: Approx. 2.2m / 7.22ft Color: Black-red, Black-blue Headphone size: Approx. 20 * 9 * 21.5cm / 7.9 * 3.5 * 8.5in Headphone weight: 338g / 11.9oz Package size: 22 * 9.7 * 23.6cm / 8.7 * 3.8 * 9.3in Package weight: 562g / 1.24Lbs Package content: 1 * KOTION EACH G9000 USB 7.1 Version Gaming Headphone 1 * English User Manual 1 * CD Note: If you have any question, please contact Spmall via Amazon. Thanks for choosing Spmall