HM-151 Replacement 4 Pin CB Fist Mic for Superstar SS6900 N and Intek HR-5500
The most well-known are Anytone AT-5555, K-PO DX-5000, Superstar SS6900 N, Intek HR-5500, Alpha 10 Max AM-1000, Comtex CS-1000DX, MAAS DX-5000, and Hannover BR-9000. There’s also a CRE variety, the CRE 8900.