KZ ZS4 Ring Iron Hybrid Drive In-ear Wired Earphone, Mic Version(Red)

1. Material: plastic
2. The use of liquid crystal molecular polymer diaphragm, 8mm moving coil unit, with higher explosive power than conventional bass, low frequency more flexible
3. Ergonomic design, comfortable to wear
4. High-purity oxygen-free copper silver-plated wire effectively reduces distortion
5. Frequency response range: 7-40000Hz
6. Impedance: 18 ohms
7. Sensitivity: 101db
8. Plug type: 3.5mm
9. Pin type: 0.75mm
10. Cable length: 120+/-5cm
11. Sounding principle: ring-iron mixing (1DD+1BA)