Adaptador convertidor mutuo para auriculares Android iPhone de 3,5 mm CTIA OMTP cable auxiliar de audio
This is a 3.5mm CTIA to OMTP,OMTP to CTIA Adapter Cable(Black/RED/SILVER colour and 18cm long totally). The CTIA and OMTP Pin Definition. Pin 1 GND MIC. Pin 2 MIC GND. Pin 3 HaedPhone RIGHT HaedPhone RIGHT.