2-Pin - Ham & CB Radio Microphone Connector - Cable Male Plug CMC-2M
Amazon.com: KEYBLU Waterproof Shoulder Speaker Mic 2 Pin Two Way Radio Microphone with 3.5mm Audio Jack Compatible with UV-5R, BTECH, Kenwood, Retevis Radios walkie Talkie(for Kenwood, Black with 3.5 mm Jack) :
10 Pcs 9.7mm X 7mm 2 Pin Mic Capsule Electret Condenser Microphone - Microphones - AliExpress
FTVOGUE 2 Pin Microphone Mic Clear Sound For Comtac II H50 Noise Canceling Headset - Walmart.com