Model: SPA Hi End
Unit: 11.4mm Titanium Gold Ball Top+Silicon Edge Double sided Composite Diaphragm Double Magnetic Circuit Double Chamber Dynamic Surrounding Unit
Sensitivity: 111dB
Impedance: 23 ohms
Frequency response range: 5-40000Hz
Wire specification: 0.78MM dual pin oxygen free copper and silver plated wire mixed weave 1.20M