1. Speaker diameter: 40mm 2. Frequency response: 20-20000Hz 3. Sensitivity: 110dB+/-3dB 4. Wire length: 2m 5. Working voltage: DC5V 6. Working current: about 100mA 7. Detachable design, soft rubber material, comfortable to wear 8. 50mm strong magnetic speaker, strong low frequency, high frequency analytical sound quality 9. 3D spatial sound effects allow you to enjoy precise sound positioning and immersive audio experience 10. Accurate sound collection during calls while suppressing about 90% of environmental noise. Equipped with a 360-degree rotatable noise reduction microphone rod to restore clear original sounds. 11. RGB gradient ambient light, highly visible in the dark 12. Packing list: Headphones x1, instruction manual x1
