![PJ-3164 3.5mm 4 Pin Headphone Jack Stereo Panel Mount Connector 3.5mm 4P Female Interface Audio Video Socket with Thread PJ-3164 3.5mm 4 Pin Headphone Jack Stereo Panel Mount Connector 3.5mm 4P Female Interface Audio Video Socket with Thread](https://ae01.alicdn.com/kf/H18282518af5d4e4abdc93a73d082c27de/PJ-3164-3-5mm-4-Pin-Headphone-Jack-Stereo-Panel-Mount-Connector-3-5mm-4P-Female.jpg)
PJ-3164 3.5mm 4 Pin Headphone Jack Stereo Panel Mount Connector 3.5mm 4P Female Interface Audio Video Socket with Thread
My laptop has a combo headphone jack. When I plug a 4-pin headphone/earphone, it works fine, but when I plug in a 3-pin microphone, it doesn't work and no audio comes out.
![Making a [4-Pole TRRS to 3.5mm Stereo & Mic Adapter (Male to 2x Female)] from an iphone headphone split… | Earphones wire, Electronic schematics, Headphone splitter Making a [4-Pole TRRS to 3.5mm Stereo & Mic Adapter (Male to 2x Female)] from an iphone headphone split… | Earphones wire, Electronic schematics, Headphone splitter](https://i.pinimg.com/originals/37/0e/d0/370ed0116cacc2ce9c1a0bd6087bce39.jpg)