Headband headphones series yamaha hph type of fitting over ear transmission mode wired features in line control microphone headset compatible with ios function remote control function sound function passive noise reduction sensitivity 105 dbmw impedance 46 ohm frequency response 20 20000 hz max power handling 300 mw driver 40 mm length of cable 12 m types of cable flat cable double sided jacks 35 mm 63 mm jack shape l shaped colour b