Delock Cable jack 3.5 mm 4 pin male > jack 3.5 mm 4 pin female

With this cable from Delock, you can use older headsets with the pin configuration L-R-MIC-GND, for example, on Apple, Nokia, Sony Ericsson, and Samsung devices with the pin configuration L-R-GND-MIC. 3.5 mm 4-pin jack (Audio left – Audio right – GND – AUX) to 3.5 mm 4-pin socket (Audio left – Audio right – AUX – GND).