In ear headphones phone type ios type of fitting in ear transmission mode wired features microphone in line control sound function passive noise reduction sensitivity 100 dbmw impedance 16 ohm frequency response 15 22000 hz max power handling 40 mw driver 8 mm number of drivers 1 length of cable 12 m types of cable symmetrical double sided jack shape l shaped colour black earcup material silicone weight 10 g