Headband headphones series panasonic rp htx type of fitting over ear transmission mode wired features gold plated jacks sensitivity 99 dbmw impedance 40 ohm frequency response 7 22000 hz max power handling 1 000 mw driver 40 mm length of cable 12 m type of cable single sided jacks 35 mm 63 mm jack shape straight colour blue earcup material leather weight 153 g included in delivery 63 mm adaptor