Coles 4104B Noise Cancelling Commentators Ribbon MicrophoneThe 4104 Commentator's Noise Canceling Ribbon Microphone is of British Broadcasting (BBC) design and used for reproducing high quality commentary speech from noisy surroundings by canceling out a considerable degree of background noise. The 4104 has a proven reliable performance capability, being since its introduction used by such broadcasting networks as the BBC, IBA, CBS and ABC. The 4104 is not unduly affected by wind noise and can be used in air