Headband headphones single sided coiled cord nominal impedance 250 ohm nominal spl 96 db series beyerdynamic dt type of fitting over ear transmission mode wired features gold plated jacks sensitivity 96 dbmw impedance 250 ohm frequency response 5 35000 hz max power handling 100 mw length of cable 3 m types of cable single sided spiral cord jack 35 mm colour black weight 250 g included in delivery 63 mm adaptor