In ear headphones series philips she type of fitting in ear transmission mode wired features microphone headset compatible with ios function remote control function sound function passive noise reduction sensitivity 103 dbmw impedance 16 ohm frequency response 12 23500 hz max power handling 50 mw driver 9 mm length of cable 12 m types of cable symmetrical double sided jack 35 mm jack shape straight colour pink earcup material silicon