ixradio headset earphone/mic splitter adapter for iPhone, Samsung, LG, Sony, Motorola smartphone/PC, laptop Smartphone / PC splitter adapter featuring one 3.5mm Male 4 poles (TRRS) and two 3.5mm Female 3 poles (TRS) connectors. Turns a 3.5mm combo headphone/microphone port into two distinct ports - one 3.5mm headphone jack and one 3.5mm microphone port The male connector configuration is based on CTIA standard: Tip-Left Audio, Ring 1-Right Audio, Ring 2-Ground, Sleeve-Microphone allows the use of an external microphone and speakers with PCs or Laptops that are equipped with a combo 4-position/4-pin audio port Compatible with smartphone iPhone, iPad, Samsung, LG, HTC smartphone and PC, laptop