![Poyiccot Gold Plated 3.5mm (1/8") 4 Pole Stereo TRRS Male Jack to AV 4-Screw Terminal Block Balun Connectors Cable 30cm (3.5mm M/ 4pin) : Amazon.com.au: Electronics Poyiccot Gold Plated 3.5mm (1/8") 4 Pole Stereo TRRS Male Jack to AV 4-Screw Terminal Block Balun Connectors Cable 30cm (3.5mm M/ 4pin) : Amazon.com.au: Electronics](https://m.media-amazon.com/images/I/41yvtY0oSHL._AC_SY350_.jpg)
Poyiccot Gold Plated 3.5mm (1/8") 4 Pole Stereo TRRS Male Jack to AV 4-Screw Terminal Block Balun Connectors Cable 30cm (3.5mm M/ 4pin) : Amazon.com.au: Electronics
![10pcs 3.5mm Female Audio Connector 4 Pin Dip Headphone Jack Socket Pj-320a - Integrated Circuits - AliExpress 10pcs 3.5mm Female Audio Connector 4 Pin Dip Headphone Jack Socket Pj-320a - Integrated Circuits - AliExpress](https://ae01.alicdn.com/kf/HTB1o66WBuOSBuNjy0Fdq6zDnVXa3.jpg)
10pcs 3.5mm Female Audio Connector 4 Pin Dip Headphone Jack Socket Pj-320a - Integrated Circuits - AliExpress
![Fancasee (2 Pack 6 ft) 3.5mm Male Plug to Bare Wire Open End TRRS 4 Pole Stereo 1/8" 3.5mm Plug Jack Connector Audio Cable for Headphone Headset Earphone Microphone Cable Repair : Fancasee (2 Pack 6 ft) 3.5mm Male Plug to Bare Wire Open End TRRS 4 Pole Stereo 1/8" 3.5mm Plug Jack Connector Audio Cable for Headphone Headset Earphone Microphone Cable Repair :](https://m.media-amazon.com/images/I/41ff32JVJWL._AC_SY1000_.jpg)
Fancasee (2 Pack 6 ft) 3.5mm Male Plug to Bare Wire Open End TRRS 4 Pole Stereo 1/8" 3.5mm Plug Jack Connector Audio Cable for Headphone Headset Earphone Microphone Cable Repair :
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.
![3.5mm Audio Jack Wiring Diagram - Diagram Schematic Ideas | Esquemas eletrônicos, Projetos elétricos, Eletrônica 3.5mm Audio Jack Wiring Diagram - Diagram Schematic Ideas | Esquemas eletrônicos, Projetos elétricos, Eletrônica](https://i.pinimg.com/originals/5a/69/9e/5a699e06d890032eaabc2b37c83d7cc6.png)
3.5mm Audio Jack Wiring Diagram - Diagram Schematic Ideas | Esquemas eletrônicos, Projetos elétricos, Eletrônica
![10pcs 3.5mm Female Audio Connector 4 Pin Smt Smd Headphone Jack Socket Pj-320d - Integrated Circuits - AliExpress 10pcs 3.5mm Female Audio Connector 4 Pin Smt Smd Headphone Jack Socket Pj-320d - Integrated Circuits - AliExpress](https://ae01.alicdn.com/kf/HTB1RvAoBr1YBuNjSszhq6AUsFXaI.jpg)