The Astatic 4 pin Road Devil Amplified noise Canceling Microphone features a high gain amplifier with electronic equalization to provide maximum talk power and intelligibility even under noisy conditions.
Features of Astatic (302-10036 RD104E Road Devil Amplified 4-Pin CB Microphone
World Famous Replacement Mic Features a High Gain Amplifier with Electronic Equalization Provides Maximum Talk Power and Intelligibility even Under Noisy Conditions Designed for Close Talking Handheld Applications For CB, Amateur Radio and SSB Communications