1. PC luminous earphones: 2 3.5mm plugs + 1 USB socket, suitable for desktop computers; wire control can adjust the volume 2. PS4 luminous earphones: 1 3.5mm plug + 1 USB socket, suitable for PS4 host, Switch, Laptop and other devices; can be illuminated, line control can be silent, and the volume can be adjusted. 3. 7.1-channel USB luminous earphone: 1 USB socket, suitable for desktop computers, notebook computers and other equipment, can emit light; the line control can be silent, the light can be turned off, and the volume can be adjusted 4. 3D surround sound effects, breathable earmuffs, volume control, cool LED lights 5. Lightweight design, no pain after long wearing 6. Cable length: 2.2 meters 7. Frequency response range: 20-20000HZ 8. Horn diameter: 32MM 9. Sensitivity: 32DB 10. Impedance: 32 ohms 11. Wearing method: head-mounted 12. Microphone size: 6 x 5MM 13. Microphone sensitivity: -38DB 14. Working current: 100MA 15. Working power: 0.5W 16. Working voltage: 5V 17. Material: Imitation protein cotton 18. Plug type: 3.5MM 19. Sounding principle: moving coil 20. System support: WIN7 / WIN8 / WIN8.1 / WIN10 / XP 21. Size: 20 x 21.5 x 8.7CM 22. Weight: about 300G