Headband headphones series ultrasone pro type of fitting on ear transmission mode wired features gold plated jacks headset compatible with ios sensitivity 94 dbmw impedance 40 ohm frequency response 8 35000 hz driver 40 mm length of cable 3 m types of cable single sided removable cable jack 35 mm jack shape straight earcup material velvet weight 295 g included in delivery 63 mm adaptor carry case