1. Material: CNC Metal + ABS Cavity Front Cavity + TPE + Silicone
2. Channel system: stereo.
3. Line control function Description: answer the phone increase or decrease the volume
4. Cable length: 1.2 meters.
5. Plug: 3.5mm straight.
6. Frequency response range 20-20000 Hz
7. Horn diameter: 10mm
8. Speaker impedance: 16 ohms
9. Headphone Sensitivity: 93 +/- 3DB
10. Ergonomic design comfortable to use.