Beyerdynamic dt 990 edition 250 ohm
Headband headphones 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 straight cable jack 35 mm colour silver weight 290 g included in delivery 63 mm adaptor