1. Plug type: USB
2. Frequency range: 20-20000Hz
3. Impedance: 32 ohms
4. Sensitivity: 90dB
5. Horn diameter: 50mm
6. Earplug/earmuff material: memory foam
7. Weight: 100g
8. Headphones with lightweight design are light and easy to carry
9. The adjustable steel core headband is durable, with elastic pads to enhance the use experience
10. Virtual 7.1 surround sound effect, bring you a different listening experience