Usb Wired Adjustable Gaming Headphone With Breathing Light and Hidden Microphone and 1 To 2 3.5Mm Audio(Black Blue) 1. 40mm high magnetic flux unit disassembled, high-pitched shock, low-pitched sound. 2. Using professional clear sound technology, it can effectively reduce background noise and is suitable for wearing in a variety of environments. 3. Concealed microphones to reduce the obstacles to the activity of headphones without using a microphone. 4. Multi-point pressure head pad to reduce the pressure on the top of the head for a long time. 5. Breathable and comfortable earmuffs are not clipped and soundproof. 6. The grille and breathing LED lights are designed to highlight the atmosphere of the game. 7. High-strength, high-toughness wire that resists violent pull. Specification: 1. Wearing method: head-mounted. 2. Speaker diameter: 40mm. 3. Frequency range: 20-20000Hz. 4. Sensitivity: 115+/-3d - B 1KHz. 5. Impedance: 32 ohms 1KHz. 6. Input power: 15m - W. 7. Microphone sensitivity: -38d - B+/-3 d - B. 8. 9. Input interface: USB power supply + 3.5mm. 10. Weight: about 395g.1. 40mm high magnetic flux unit disassembled, high-pitched shock, low-pitched sound. 2. Using professional clear sound technology, it can effectively reduce background noise and is suitable for wearing in a variety of environments. 3. Concealed microphones to reduce the obstacles to the activity of headphones without using a microphone. 4. Multi-point pressure head pad to reduce the pressure on the top of the head for a long time. 5. Breathable and comfortable earmuffs are not clipped and soundproof. 6. The grille and breathing LED lights are designed to highlight the atmosphere of the game. 7. High-strength, high-toughness wire that resists violent pull. specification: 1. Wearing method: head-mounted. 2. Speaker diameter: 40mm. 3. Frequency range: 20-20000Hz. 4. Sensitivity: 115+/-3d - B 1KHz. 5. Impedance: 32 ohms 1KHz. 6. Input power: 15m - W. 7. Microphone sensitivity: -38d - B+/...