HEADPHONES รหัส HE-900Speakcr : Ø32mm Overall DiameterSensitivity : 103 dB/mWImpedance : 32Ω/HzFrequency Range : 20-20,000HzMicrophone : 6x5-58dB±2Cable Length : Approx. 2MRated Power : 100mWPlug : Ø3.5Stereo Siluer PINWeight : Approx200g(without cord)Packing Size : 5.2*16.3*21.8 cmPacking Weight : 72 g