Headband headphones type of fitting on ear transmission mode wired features in line control microphone call functions answer call end call sound mode stereo button position on cable frequency response 15 22000 hz driver 40 mm number of drivers 1 length of cable 14 m types of cable single sided straight cable braided fabric jack 35 mm number of keys 1 colour black headband colour black earcup colour black ear pad colour black cable col