拜亚动力耳机　beyerdynamic　DT131

■Transducer type: Dynamic
■Frequency response: 20 - 18,000 Hz
■Nominal impedance acc. to IEC 60268-7: 40 Ω
■Nominal SPL acc. to IEC 60268-7: 96 dB
■Nominal THD acc. to IEC 60268-7: < 0.2%
■Power handling capacity acc. to IEC 60268-7: 50 mW
■Weight without cable: 130 g