Technical Specification: Loudhailer diameter:40mm(NdFeB) Frequency range:20-20.000Hz Sensitivity:113+/-3dB at 1kHz Impedance:32 Ohm at 1khz Max Input power:30mW (maximum) Mic…
Great Point:Environmental Friendly Material- Earmuffs used with the new second-generation skin-friendly material, reduce heat sweat, more suitable for long…