UHF Narrow Band Audio Transmitter. Pyle UHF Wireless Microphone System Handheld Lavalier & Headsets PDWM4540. Desktop Wireless Microphone System. Integrated Low Noise Circuitry. Uhf narrow band: the portable wireless mic set features UHF audio transmission for unsurpassed performance W/ High signal over noise ratio for clear, noise & distortion free, crisp vocal & excellent sound reproduction Unlike other low Grade VHF unit.
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