拜亚动力耳机　beyerdynamic　DT990Pro

DT990Pro开放录音耳机
■Transducer type: Dynamic
■Frequency response: 5 - 35,000 Hz.
■Nominal impedance acc. to IEC 60268-7: 250 Ω /System
■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: 100 mW
■Weight without cable: 250 g