Of course, there are different sized rubber bells in the package so everyone can use the accessory to fit their own ear.According to the manufacturer, the headset is shock-resistant, thanks to the addition of polycarbonate to the steel at times.Features: Impedance: 18 ohmFrequency range (microphone): 100 - 10,000hzFrequency range (headphones): 15hz - 22000hzAudio (spl): 118 db (1khz) / 1vrms) THD, total harmonic distortion:

The large 53mm drivers feature copper-plated aluminum wire (CCAW) voice coils for precise, detailed sound and deep, balanced bass.The AD2000X excels in reproducing classical and audiophile audio.It features lightweight honeycomb aluminum shells and a un