- 耳机类型:耳塞式 ECWH-19Specification (规格)Headphone (耳机)Sensitivity (灵敏度):≥96dB at 1KHz, 1mWFrequency Response (频响):20 to 20,000HzImpedance (阻抗):16、32 ohmMicrophone (话筒)Sensitivity (灵敏度):-36dB±2dB at 1KHz, 1V/Pa Frequency Response (频响):100 to 10,000HzImpedance (阻抗):2200 ohm