Audio Cable 3.5mm Jack Headphone Microphone Splitter,4 Pole Male to 2 Female Headset+ Mic Aux Extension Adapter for Android Phone & iPhone

For smart phone Only, Does not work for PC,Laptop Turns a 4 Pole 3.5mm combo port into two 4-pole jack ports One for stereo audio output,the other for microphone input 1ft in cable length Black Aluminum metal head