VIRTUAL 7.1 SOUND QUALITY PERFORMANCE - Using 360-degree virtual speaker multi-channel technology, accurate sound positioning and clear resolution. Bring about rich sense of space and reality. REALISTIC VIBRATION TECHNOLOGY - Built-in 40 mm high fidelity speakers and can produce rich bass effect, a high standard of hardware configuration, fidelity, with strong vibration system, providing a more optimal gaming and video 4D experience. SENSITIVITY MICROPHONE & EASY CONTROL - The microphone can be flexible bending. Large size earmuffs with outstanding passive noise-reduction bring less interference and more comfort. The volume adjustment, led switch, vibration switch and microphone are control near the headset.