Headband headphones series philips fidelio type of fitting on ear transmission mode wired features padded headband collapsible headset compatible with ios sound function in line volume control sensitivity 107 dbmw impedance 16 ohm frequency response 7 25000 hz max power handling 150 mw driver 40 mm membrane pet magnet type neodymium distortion factor 01 length of cable 11 m type of cable single sided jack lightning connector jack sh