Headband headphones series philips fidelio type of fitting over ear transmission mode wired features gold plated jacks headset compatible with ios sound function passive noise reduction sensitivity 105 dbmw impedance 16 ohm frequency response 12 25000 hz max power handling 200 mw driver 40 mm type of cable single sided jack 35 mm jack shape straight material aluminium earcup material leather weight 260 g included in delivery 63 mm ada