In ear headphones type of fitting in ear transmission mode wired features gold plated jacks call function answer call sound function passive noise reduction sound mode stereo button position on cable sensitivity 102 dbmw impedance 16 ohm frequency response 20 20000 hz max power handling 5 mw driver 78 mm number of drivers 1 length of cable 12 m jack 35 mm jack shape l shaped number of keys 1 colour green earpiece colour blue cab