In ear headphones earhook headphones series philips shq type of fitting in ear transmission mode wired features gold plated jacks call function call music switch sound mode stereo impedance 16 ohm frequency response 6 24000 hz max power handling 20 mw driver 86 mm number of drivers 1 membrane pet magnet type neodymium length of cable 12 m types of cable straight cable kevlar symmetrical double sided jack 35 mm jack shape l shaped