fdealz 12 Pieces of TRRS Plug Replacement PVC Jack Plug Audio Soldering Adapter Converter Headset Connector Stereo Plug(Black 4 Pole 3.5mm Male Repair Headphone)
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Wiring diagram: PIN 1,Tip- Left audio; PIN 2,Ring- Right Audio; PIN 3,Ring-Ground; PIN 4,Sleeve-Microphone. This wiring is called CTIA/AHJ wiring and used in products and most Android phones. . . There is also old OMTP wiring standard calls for Tip to be used for left audio, Ring 1 to be used for right audio, ring 2 to be used for microphone, and the sleeve to be used for ground. this older OMTP standard is Please check your wiring before start your DIY project
