1. Material: CNC metal + ABS front cavity + TPE + silicone
2. Line control function description: answer the phone, increase or decrease the volume
3. Frequency response range: 20Hz-20KHz
4. Cable length: 1.2 meters
5. Plug: 3.5 straight
6. Channel system: stereo
7. Horn diameter: 13mm
8. Speaker impedance: 16 ohms
9. Headphone sensitivity: 93+/-3dB
10. Ergonomic design, comfortable to wear