Uhf wireless set featuring cl3 cardioid lavalier microphone Bodypack UHF wireless set featuring CL3 cardioid lavalier microphone for voice performance and presentations. The CL3 a robust, general-purpose lavalier microphone. It is ideal for presentation and public speaking where its full and accurate sonic characteristics, coupled with its feedback-rejecting cardioid polar pattern deliver a clear and intelligible voice. Setup is quick and simple using the RE3 clear frequency scan and sync functions, and the radio link between the robust bodypack transmitter and diversity receiver delivers rock-solid system performance.