1. Frequency response range: 20-20kHz 2. Impedance: 16 ohms 3. Sensitivity: 115dB+/-3dB 4. Carrying power: 20mW 5. Cable length: about 2.0m 6. Audio interface: 3.5 mm audio interface 7. Drive unit type/diameter: 40mm 8. Frequency response range: 20-20kHz 9. Impedance: less than or equal to 2.2k ohm 10. Sensitivity: -54dB+/-3dB 11. Ergonomic design, soft belt head beam, suitable for players to wear for a long time 12. High-quality leather earmuffs, soft, comfortable, breathable, comfortable to wear 13. 40mm high-fidelity neodymium magnet speaker, high sound sensitivity, competent for various game sound ranges 14. The 3.5mm interface can be directly used for mobile phone calls 15. High-fidelity large dynamic microphone to ensure smooth communication between team operations 16. The braided wire is durable and stretch-resistant, effectively reducing the resistance brought by the outside world 17. Equipped with a chariot-style wire control, which is convenient for the player to control with any hand type, and is more handy in the game 18. Weight: about 0.340kg